{"title":"Valves \u0026 Springs","description":"\u003cp align=\"justify\"\u003eValves and springs are fundamental to your engine's ability to manage airflow and combustion efficiently. High-quality valves ensure precise control of the intake and exhaust processes, while durable springs maintain optimal valve operation at high RPMs. At ATOMIC-SHOP, we provide a comprehensive range of performance valves and springs designed to withstand the demands of both street and race engines, allowing you to push your vehicle's performance to the next level.\u003c\/p\u003e\n\n\u003cp align=\"justify\"\u003eUpgrading your engine with advanced valves and springs can lead to significant improvements in power, responsiveness, and longevity. Enhanced airflow through precisely engineered valves means better combustion, resulting in more horsepower and torque. Paired with robust springs that resist valve float at high speeds, your engine will perform more reliably and efficiently, even under extreme conditions.\u003c\/p\u003e\n\n\u003cp align=\"justify\"\u003eSelecting the right valves and springs for your engine is crucial for achieving optimal performance. That’s why ATOMIC-SHOP offers a variety of materials and designs tailored to specific engine configurations and performance goals. Whether you're aiming for peak performance in a high-revving race engine or seeking durability for a daily driver, our expert team can help you find the perfect match for your needs.\u003c\/p\u003e\n\n\u003cp align=\"justify\"\u003eAt ATOMIC-SHOP, we prioritize quality and precision in every product we offer. Our selection of valves and springs is sourced from leading manufacturers who are known for their commitment to excellence. This ensures that every component you choose is built to deliver consistent, high-level performance for years to come.\u003c\/p\u003e\n\n\u003cp align=\"justify\"\u003eExplore our extensive range of valves and springs today and see how upgrading these critical components can enhance your engine's performance. With ATOMIC-SHOP, you're not just fine-tuning your vehicle — you're investing in the precision and reliability that will keep your engine performing at its best.\u003c\/p\u003e\n","products":[{"product_id":"hks-22001-am001-valve-spring-kit-evo-17-see-note-old-2201-rm001","title":"HKS 22001-AM001 Valve Spring Kit EVO 1~7 (see note!) (Old # 2201-RM001)","description":"\u003cp\u003eValve Spring for High RPM Engines\u003c\/p\u003e \u003cp\u003eValve spring performance is very important for valves to follow accurate cam profile.\u003c\/p\u003e \u003cp\u003e1. Compatible with High RPM Engines\u003c\/p\u003e \u003cp\u003eAs engine rpm rises, valves must open and close in a shorter time and so requires stronger Valve Springs in order to apply sufficient pressure.\u003c\/p\u003e \u003cp\u003e2. Ensuring Close-Contact\u003c\/p\u003e \u003cp\u003eWhen changing to high lift cams, proper contact between the valves and the cams can be lost which leads to valve float. 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High Performance 'Drop in' valve spring set to suit OEM retainers.","description":"","brand":"KELFORD","offers":[{"title":"Default Title","offer_id":43652296081588,"sku":"KVS38-BT","price":1100.71,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/kelford-kvs38-bt_98624b40-5858-4ad0-b7d7-3f7218b22141.jpg?v=1774964297"},{"product_id":"kelford-kvs04-racing-valve-spring-set-to-suit-oem-retainers-for-toyota-1fz-engine-nissan-tb48-engine","title":"KELFORD KVS04 Racing Valve Spring Set (to Suit OEM Retainers) for TOYOTA 1FZ Engine \/ NISSAN TB48 Engine","description":"\u003cp\u003eHigh Performance ‘PACALOY’ valve spring set to suit OEM retainers. Suits N\/A and mild turbocharged engines. \u003c\/p\u003e \u003cp\u003e80lb seat pressure at 37.0mm install height. 180lb at 12.0mm valve lift. Coil bind at 22.0mm.\u003c\/p\u003e ","brand":"KELFORD","offers":[{"title":"Default Title","offer_id":43652297064628,"sku":"KVS04","price":555.17,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/kelford-kvs15_aa835808-79a1-476a-87c9-2fadefa603ce.jpg?v=1774964299"},{"product_id":"kelford-kvs56-bt-nissan-vk56de-t-ovate-wire-pacaloy-beehive-valve-spring-set","title":"KELFORD KVS56-BT NISSAN VK56DE-(T). Ovate wire, PACALOY Beehive valve spring set","description":"","brand":"KELFORD","offers":[{"title":"Default Title","offer_id":43652296802484,"sku":"KVS56-BT","price":1647.46,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/kelford-kvs56-bt_3837fbf4-389c-418c-b251-a7de70163695.jpg?v=1774964297"},{"product_id":"kelford-kvs11-bt-valve-spring-set-mitsubishi-4b11-t-evo-x","title":"KELFORD KVS11-BT Valve Spring Set MITSUBISHI 4B11-T EVO X","description":"\u003ch2 style=\"box-sizing: border-box; font-family: Exo, sans-serif; line-height: 1.1; color: rgb(85, 85, 85); margin-top: 20px; margin-bottom: 10px; font-size: 22px; font-style: italic; text-shadow: none;\"\u003eDescription\u003c\/h2\u003e\u003ch2 style=\"box-sizing: border-box; font-family: Exo, sans-serif; line-height: 1.1; color: rgb(85, 85, 85); margin-top: 20px; margin-bottom: 10px; font-size: 22px; font-style: italic; text-shadow: none;\"\u003eMITSUBISHI 4B11-T EVO X. PACALOY Beehive valve spring set with titanium retainers. This spring set has been designed for the serious racer for high rpm, high boost racing applications.\u003c\/h2\u003e\u003cdiv class=\"std\" open=\"\" style=\"box-sizing: border-box; font-size: 16px; margin-top: 15px; margin-bottom: 15px; line-height: 26px; color: rgb(99, 99, 99); font-family: \"\u003e\n\u003ch2 style=\"box-sizing: border-box; font-family: Exo, sans-serif; line-height: 1.1; font-style: italic; text-shadow: none; color: rgb(85, 85, 85) !important; margin: 0px 0px 15px !important; font-size: 20px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: none !important; padding: 0px !important;\"\u003eAdditional Information\u003c\/h2\u003e\n\u003ch2 style=\"box-sizing: border-box; font-family: Exo, sans-serif; line-height: 1.1; font-style: italic; text-shadow: none; color: rgb(85, 85, 85) !important; margin: 0px 0px 15px !important; font-size: 20px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: none !important; padding: 0px !important;\"\u003e85lb seat pressure @ 34.2MM. 185lb at 11.5mm lift. Coil bind 21MM. Suits 10,000rpm and 50lb+ boost.\u003c\/h2\u003e\n\u003c\/div\u003e\u003cp\u003e \u003c\/p\u003e","brand":"KELFORD","offers":[{"title":"Default Title","offer_id":43652304109748,"sku":"KVS11-BT","price":694.86,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/kelford-kvs11-bt.jpg?v=1774964324"},{"product_id":"manley-11136-8-intake-valve-kit-race-series-35-00-mm-head-dia-109-70-mm-o-a-length-0-2587-stem-for-mitsubishi-2-0l-4g63","title":"MANLEY 11136-8 Intake Valve Kit Race Series (35.00 mm Head Dia., 109.70 mm O\/A Length, 0.2587\" Stem) for MITSUBISHI 2.0L 4G63","description":"\u003ch2\u003eDescription MANLEY 11136-8 Intake Valve Kit Race Series (35.00 mm Head Dia., 109.70 mm O\/A Length, 0.2587\" Stem) for MITSUBISHI 2.0L 4G63\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 35.00 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2587, 6.57 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.2587, 6.57 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 109.70 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.80 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.050 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.075 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 15 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: Pro Flo: 20.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 11\/32 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Intake\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Intake Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003cli\u003eEngine Detail: DOHC 16 Valve\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225241878708,"sku":"11136-8","price":289.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/2271_jP16_manley2.jpg?v=1787135745"},{"product_id":"manley-11134-8-intake-valve-kit-race-series-for-mitsubishi-4g63-4g63t-engine","title":"MANLEY 11134-8 Intake Valve Kit Race Series for MITSUBISHI 4G63 \/ 4G63T Engine","description":"\u003ch2\u003eMANLEY 11134-8 Race Series Intake Valve Kit for Mitsubishi 4G63 \/ 4G63T Engine\u003c\/h2\u003e \u003cp\u003eThe MANLEY 11134-8 Intake Valve Kit is part of the Race Series line, purpose-built for high-performance Mitsubishi 4G63 and 4G63T engines. Developed to meet the demands of drag, bracket, and oval track racing under 8000 RPM, these valves are crafted from NK-842 stainless steel for excellent thermal stability, wear resistance, and intake airflow performance. Featuring a swirl-polished underhead and fully machined combustion face, they deliver optimal efficiency for sport compact and alcohol-fueled engines operating in extreme conditions.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eNK-842 stainless steel intake valves for superior strength and durability\u003c\/li\u003e \u003cli\u003eChrome-plated stems and hard tips for enhanced wear resistance\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead and fully machined combustion surface\u003c\/li\u003e \u003cli\u003eAvailable in Race Master (straight stem) and Race Flo configurations\u003c\/li\u003e \u003cli\u003eDesigned for high-performance engines, including alcohol-fueled applications\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 34.00 mm\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2587 in \/ 6.57 mm\u003c\/li\u003e \u003cli\u003eOverall Length: 109.70 mm\u003c\/li\u003e \u003cli\u003eTip Length: 3.80 mm\u003c\/li\u003e \u003cli\u003eMargin Width: 0.050 in\u003c\/li\u003e \u003cli\u003eSeat Width: 0.075 in\u003c\/li\u003e \u003cli\u003eTop of Head: 15° Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle (Pro Flo): 20.00°\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 11\/32 in\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Type: Intake\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Intake Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003cli\u003eEngine Detail: DOHC 16 Valve (Mitsubishi 4G63 \/ 4G63T)\u003c\/li\u003e \u003c\/ul\u003e ","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43498378625204,"sku":"11134-8","price":289.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/manley-valve-kit_3.jpg?v=1787135760"},{"product_id":"manley-11135-8-exhaust-valve-kit-race-series-31-50-mm-head-dia-109-70-mm-o-a-length-0-2575-stem-for-mitsubishi-2-0l-4g63","title":"MANLEY 11135-8 Exhaust Valve Kit Race Series (31.50 mm Head Dia., 109.70 mm O\/A Length, 0.2575\" Stem) for MITSUBISHI 2.0L 4G63","description":"\u003ch2\u003eDescription MANLEY 11135-8 Exhaust Valve Kit Race Series (31.50 mm Head Dia., 109.70 mm O\/A Length, 0.2575\" Stem) for MITSUBISHI 2.0L 4G63\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 31.50 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2575, 6.54 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.2575, 6.54 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 109.70 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.80 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.065 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.080 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 17 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: Pro Flo: 22.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 7\/16 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Exhaust\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Exhaust Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003cli\u003eEngine Detail: DOHC 16 Valve\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225242140852,"sku":"11135-8","price":289.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/4539-manley-11135-8-1.jpg?v=1787428182"},{"product_id":"manley-11133-8-exhaust-valve-kit-race-series-for-mitsubishi-4g63-4g63t-engine","title":"MANLEY 11133-8 Exhaust Valve Kit Race Series for MITSUBISHI 4G63 \/ 4G63T Engine","description":"\u003ch2\u003eMANLEY 11133-8 Race Series Exhaust Valve Kit for Mitsubishi 4G63 \/ 4G63T Engine\u003c\/h2\u003e \u003cp\u003eThe MANLEY 11133-8 Exhaust Valve Kit is a Race Series solution tailored for high-performance Mitsubishi 4G63 and 4G63T engines. Specifically designed for motorsport applications including drag, bracket, and circuit racing environments operating below 8000 RPM, these valves are constructed from premium XH-426 stainless steel for exceptional strength and durability. Engineered with advanced design features such as swirl polishing and full machining, they deliver reliable, high-flow performance—particularly in alcohol-fueled engines subject to extreme thermal and mechanical stress.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eHigh-strength XH-426 stainless steel construction for exhaust durability\u003c\/li\u003e \u003cli\u003eChrome-plated stems and hardened tips for enhanced wear resistance\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead and fully machined combustion face for improved flow\u003c\/li\u003e \u003cli\u003eAvailable in Race Master (straight stem) and Race Flo profiles\u003c\/li\u003e \u003cli\u003eOptimized for use in alcohol-fueled high-performance engines\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 30.50 mm\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2575 in \/ 6.54 mm\u003c\/li\u003e \u003cli\u003eOverall Length: 109.70 mm\u003c\/li\u003e \u003cli\u003eTip Length: 3.80 mm\u003c\/li\u003e \u003cli\u003eMargin Width: 0.065 in\u003c\/li\u003e \u003cli\u003eSeat Width: 0.080 in\u003c\/li\u003e \u003cli\u003eTop of Head: 17° Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle (Pro Flo): 22.00°\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 7\/16 in\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Type: Exhaust\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Exhaust Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003cli\u003eEngine Detail: DOHC 16 Valve (Mitsubishi 4G63 \/ 4G63T)\u003c\/li\u003e \u003c\/ul\u003e ","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225241911476,"sku":"11133-8","price":289.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/manley-valve-kit_2.jpg?v=1787135759"},{"product_id":"manley-11112-8-intake-valve-kit-race-series-for-nissan-sr20de-engine","title":"MANLEY 11112-8 Intake Valve Kit Race Series for Nissan SR20DE Engine","description":"\u003ch2\u003eMANLEY 11112-8 Race Series Intake Valve Kit for Nissan SR20DE Engine\u003c\/h2\u003e \u003cp\u003eThe MANLEY 11112-8 Intake Valve Kit is part of the high-performance Race Series lineup, specifically engineered for the Nissan SR20DE engine. Designed to meet the extreme demands of drag, bracket, and oval track racing environments under 8000 RPM, these intake valves are manufactured from NK-842 stainless steel to ensure superior strength and temperature resistance. With precision-machined profiles and optional Race Master or Race Flo designs, they deliver exceptional airflow efficiency and long-term reliability—especially in alcohol-fueled engine setups.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eConstructed from NK-842 stainless steel for maximum intake durability\u003c\/li\u003e \u003cli\u003eChrome stems and hardened tips enhance wear resistance and valve life\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead and fully machined combustion faces for improved flow\u003c\/li\u003e \u003cli\u003eAvailable in Race Master (straight stem) and Race Flo profiles\u003c\/li\u003e \u003cli\u003eOptimized for performance use in alcohol-fueled engines\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 35.15 mm\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2362 in \/ 6.00 mm\u003c\/li\u003e \u003cli\u003eOverall Length: 101.40 mm\u003c\/li\u003e \u003cli\u003eTip Length: 3.50 mm\u003c\/li\u003e \u003cli\u003eMargin Width: 0.050 in\u003c\/li\u003e \u003cli\u003eSeat Width: 0.075 in\u003c\/li\u003e \u003cli\u003eTop of Head: 17° Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle (Pro Flo): 22.00°\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 5\/16 in\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Type: Intake\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Intake Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003cli\u003eEngine Detail: DOHC 16 Valve (Nissan SR20DE)\u003c\/li\u003e \u003c\/ul\u003e ","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43498383147188,"sku":"11112-8","price":202.98,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/manley-valve-kit_1.jpg?v=1787135738"},{"product_id":"manley-11147-8-exhaust-valve-kit-race-series-for-nissan-sr20det-engine","title":"MANLEY 11147-8 Exhaust Valve Kit Race Series for NISSAN SR20DET Engine","description":"\u003ch2\u003eMANLEY 11147-8 Race Series Exhaust Valve Kit for Nissan SR20DET Engine\u003c\/h2\u003e \u003cp\u003eThe MANLEY 11147-8 Exhaust Valve Kit is part of the Race Series line, engineered for high-performance Nissan SR20DET engines. Designed to endure the rigors of bracket, drag, and oval track racing environments operating under 8000 RPM, these valves are built from XH-426 stainless steel for maximum strength, thermal stability, and long-term durability. With chrome-plated stems, hardened tips, and swirl-polished underhead areas, this kit offers consistent performance and exceptional flow—particularly suited for alcohol-fueled racing applications.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eConstructed from premium XH-426 stainless steel for exhaust durability\u003c\/li\u003e \u003cli\u003eChrome stems and hardened tips improve longevity and wear resistance\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead and fully machined combustion face\u003c\/li\u003e \u003cli\u003eAvailable in Race Master (straight stem) and Race Flo profiles\u003c\/li\u003e \u003cli\u003eIdeal for alcohol-fueled engines in competitive racing environments\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 31.15 mm\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.274 in \/ 6.96 mm\u003c\/li\u003e \u003cli\u003eOverall Length: 102.40 mm\u003c\/li\u003e \u003cli\u003eTip Length: 3.50 mm\u003c\/li\u003e \u003cli\u003eMargin Width: 0.065 in\u003c\/li\u003e \u003cli\u003eSeat Width: 0.080 in\u003c\/li\u003e \u003cli\u003eTop of Head: 9° Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: 15.00°\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 1\/2 in\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Type: Exhaust\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Exhaust Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003cli\u003eEngine Detail: DOHC 16 Valve (Nissan SR20DET)\u003c\/li\u003e \u003c\/ul\u003e ","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43498375872692,"sku":"11147-8","price":287.69,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/manley-valve-kit_4.jpg?v=1787135749"},{"product_id":"manley-11139-8-exhaust-valve-kit-extreme-duty-series-33-00-mm-head-dia-104-75-mm-o-a-length-0-2345-stem-for-subaru-2-0l-ej205-wrx","title":"MANLEY 11139-8 Exhaust Valve Kit Extreme Duty Series (33.00 mm Head Dia., 104.75 mm O\/A Length, 0.2345\" Stem) for SUBARU 2.0L EJ205 WRX","description":"\u003ch2\u003eDescription MANLEY 11139-8 Exhaust Valve Kit Extreme Duty Series (33.00 mm Head Dia., 104.75 mm O\/A Length, 0.2345\" Stem) for SUBARU 2.0L EJ205 WRX\u003c\/h2\u003e\u003cp\u003eManley Performance Products Extreme Duty Series Valves are engineered for the demanding needs of Top Fuel and Funny Car drag racers, Big Block Chevy marine enthusiasts, and Small Block Chevy restricted carburetor circle track competitors.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eDesigned for applications requiring extreme force and heat resistance, including Top Fuel, Funny Car, and marine engine applications\u003c\/li\u003e \u003cli\u003eXH-432 XtremeAlloy exhaust valve material construction\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips for longevity and wear resistance\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces improve airflow and combustion efficiency\u003c\/li\u003e \u003c\/ul\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 33.00 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2345, 5.96 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.2345, 5.96 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 104.75 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.50 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.060 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.100 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 20 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: 25.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 11\/32 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Extreme Duty Series\u003c\/li\u003e \u003cli\u003eValve Material: Inconel\u003c\/li\u003e \u003cli\u003eValve Type: Exhaust\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Exhaust Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225242796212,"sku":"11139-8","price":753.03,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/2274_TkSI_manley_fd7003e2-74e9-40bc-8338-04790776264b.jpg?v=1787135746"},{"product_id":"manley-11140-8-intake-valve-kit-race-series-37-00-mm-head-dia-104-60-mm-o-a-length-0-2350-stem-for-subaru-2-0l-ej205-wrx","title":"MANLEY 11140-8 Intake Valve Kit Race Series (37.00 mm Head Dia., 104.60 mm O\/A Length, 0.2350\" Stem) for SUBARU 2.0L EJ205 WRX","description":"\u003ch2\u003eDescription MANLEY 11140-8 Intake Valve Kit Race Series (37.00 mm Head Dia., 104.60 mm O\/A Length, 0.2350\" Stem) for SUBARU 2.0L EJ205 WRX\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 37.00 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.235, 5.97 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.235, 5.97 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 104.60 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.50 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.050 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.080 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 14 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: Pro Flo: 19.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 5\/16 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Intake\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Intake Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225242828980,"sku":"11140-8","price":289.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/2275_vVQA_manley2.jpg?v=1787135748"},{"product_id":"manley-11138-8-intake-valve-kit-race-series-36-00-mm-head-dia-104-60-mm-o-a-length-0-2350-stem-for-subaru-2-0l-ej205-wrx","title":"MANLEY 11138-8 Intake Valve Kit Race Series (36.00 mm Head Dia., 104.60 mm O\/A Length, 0.2350\" Stem) for SUBARU 2.0L EJ205 WRX","description":"\u003ch2\u003eDescription MANLEY 11138-8 Intake Valve Kit Race Series (36.00 mm Head Dia., 104.60 mm O\/A Length, 0.2350\" Stem) for SUBARU 2.0L EJ205 WRX\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 36.00 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.235, 5.97 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.235, 5.97 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 104.60 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.50 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.050 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.080 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 14 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: Pro Flo: 19.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 5\/16 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Intake\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Intake Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43603735118004,"sku":"11138-8","price":231.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/4542-manley-11138-8-1.jpg?v=1787270569"},{"product_id":"manley-11137-8-exhaust-valve-kit-extreme-duty-series-32-00-mm-head-dia-104-75-mm-o-a-length-0-2345-stem-for-subaru-2-0l-ej205-wrx","title":"MANLEY 11137-8 Exhaust Valve Kit Extreme Duty Series (32.00 mm Head Dia., 104.75 mm O\/A Length, 0.2345\" Stem) for SUBARU 2.0L EJ205 WRX","description":"\u003ch2\u003eDescription MANLEY 11137-8 Exhaust Valve Kit Extreme Duty Series (32.00 mm Head Dia., 104.75 mm O\/A Length, 0.2345\" Stem) for SUBARU 2.0L EJ205 WRX\u003c\/h2\u003e\u003cp\u003eManley Performance Products Extreme Duty Series Valves are engineered for the demanding needs of Top Fuel and Funny Car drag racers, Big Block Chevy marine enthusiasts, and Small Block Chevy restricted carburetor circle track competitors.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eDesigned for applications requiring extreme force and heat resistance, including Top Fuel, Funny Car, and marine engine applications\u003c\/li\u003e \u003cli\u003eXH-432 XtremeAlloy exhaust valve material construction\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips for longevity and wear resistance\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces improve airflow and combustion efficiency\u003c\/li\u003e \u003c\/ul\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 32.00 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2345, 5.96 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.2345, 5.96 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 104.75 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.50 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.060 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.100 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 20 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: 25.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 11\/32 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Extreme Duty Series\u003c\/li\u003e \u003cli\u003eValve Material: Inconel\u003c\/li\u003e \u003cli\u003eValve Type: Exhaust\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Exhaust Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225243517108,"sku":"11137-8","price":602.43,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/4541-manley-11137-8-1.jpg?v=1787416133"},{"product_id":"manley-11165-12-exhaust-valve-kit-race-series-31-15-mm-head-dia-101-52-mm-o-a-length-0-2740-stem-for-nissan-2-6l-rb26dett","title":"MANLEY 11165-12 Exhaust Valve Kit Race Series (31.15 mm Head Dia., 101.52 mm O\/A Length, 0.2740\" Stem) for NISSAN 2.6L RB26DETT","description":"\u003ch2\u003eDescription MANLEY 11165-12 Exhaust Valve Kit Race Series (31.15 mm Head Dia., 101.52 mm O\/A Length, 0.2740\" Stem) for NISSAN 2.6L RB26DETT\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 31.15 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.274, 6.96 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.274, 6.96 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 101.52 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.50 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.065 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.080 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 9 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: 15.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 1\/2 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Exhaust\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Exhaust Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 12\u003c\/li\u003e \u003cli\u003eEngine Detail: Inline 6 24 Valve\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225244238004,"sku":"11165-12","price":616.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/4550-manley-11165-12-1.jpg?v=1787420153"},{"product_id":"manley-11161-8-exhaust-valve-kit-race-series-31-00-mm-head-dia-109-70-mm-o-a-length-0-2575-stem-for-mitsubishi-2-0l-4g63","title":"MANLEY 11161-8 Exhaust Valve Kit Race Series (31.00 mm Head Dia., 109.70 mm O\/A Length, 0.2575\" Stem) for MITSUBISHI 2.0L 4G63","description":"\u003ch2\u003eDescription MANLEY 11161-8 Exhaust Valve Kit Race Series (31.00 mm Head Dia., 109.70 mm O\/A Length, 0.2575\" Stem) for MITSUBISHI 2.0L 4G63\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 31.00 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2575, 6.54 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.2575, 6.54 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 109.70 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.80 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.065 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.080 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 17 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: Pro Flo: 22.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 7\/16 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Exhaust\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Exhaust Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003cli\u003eEngine Detail: DOHC 16 Valve\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225244369076,"sku":"11161-8","price":289.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/4548-manley-11161-8-1.jpg?v=1787428129"},{"product_id":"manley-11164-12-intake-valve-kit-race-series-35-60-mm-head-dia-102-33-mm-o-a-length-0-2362-stem-for-nissan-2-6l-rb26dett","title":"MANLEY 11164-12 Intake Valve Kit Race Series (35.60 mm Head Dia., 102.33 mm O\/A Length, 0.2362\" Stem) for NISSAN 2.6L RB26DETT","description":"\u003ch2\u003eDescription MANLEY 11164-12 Intake Valve Kit Race Series (35.60 mm Head Dia., 102.33 mm O\/A Length, 0.2362\" Stem) for NISSAN 2.6L RB26DETT\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 35.60 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2362, 6.00 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.2362, 6.00 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 102.33 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.50 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.050 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.075 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 17 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: Pro Flo: 22.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 5\/16 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Intake\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Intake Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 12\u003c\/li\u003e \u003cli\u003eEngine Detail: Inline 6 24 Valve\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225244926132,"sku":"11164-12","price":434.94,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/4549-manley-11164-12-1.jpg?v=1787271887"},{"product_id":"manley-11155-8-exhaust-valve-kit-race-series-32-00-mm-head-dia-104-75-mm-o-a-length-0-2345-stem-for-subaru-2-0l-ej205-wrx","title":"MANLEY 11155-8 Exhaust Valve Kit Race Series (32.00 mm Head Dia., 104.75 mm O\/A Length, 0.2345\" Stem) for SUBARU 2.0L EJ205 WRX","description":"\u003ch2\u003eDescription MANLEY 11155-8 Exhaust Valve Kit Race Series (32.00 mm Head Dia., 104.75 mm O\/A Length, 0.2345\" Stem) for SUBARU 2.0L EJ205 WRX\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 32.00 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2345, 5.96 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.2345, 5.96 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 104.75 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.50 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.060 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.100 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 20 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: 25.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 11\/32 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Exhaust\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Exhaust Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43608582226100,"sku":"11155-8","price":289.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/4546-manley-11155-8-1.jpg?v=1787428130"},{"product_id":"manley-11160-8-intake-valve-kit-race-series-34-50-mm-head-dia-109-70-mm-o-a-length-0-2587-stem-for-mitsubishi-2-0l-4g63","title":"MANLEY 11160-8 Intake Valve Kit Race Series (34.50 mm Head Dia., 109.70 mm O\/A Length, 0.2587\" Stem) for MITSUBISHI 2.0L 4G63","description":"\u003ch2\u003eDescription MANLEY 11160-8 Intake Valve Kit Race Series (34.50 mm Head Dia., 109.70 mm O\/A Length, 0.2587\" Stem) for MITSUBISHI 2.0L 4G63\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 34.50 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2587, 6.57 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.2587, 6.57 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 109.70 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.80 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.050 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.075 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 15 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: Pro Flo: 20.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 11\/32 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Intake\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Intake Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003cli\u003eEngine Detail: DOHC 16 Valve\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225244827828,"sku":"11160-8","price":289.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/2278_kSwl_manley2.jpg?v=1787135744"},{"product_id":"manley-11171-8-exhaust-valve-kit-race-series-33-00-mm-head-dia-104-75-mm-o-a-length-0-2345-stem-for-subaru-2-0l-ej205-wrx","title":"MANLEY 11171-8 Exhaust Valve Kit Race Series (33.00 mm Head Dia., 104.75 mm O\/A Length, 0.2345\" Stem) for SUBARU 2.0L EJ205 WRX","description":"\u003ch2\u003eDescription MANLEY 11171-8 Exhaust Valve Kit Race Series (33.00 mm Head Dia., 104.75 mm O\/A Length, 0.2345\" Stem) for SUBARU 2.0L EJ205 WRX\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 33.00 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2345, 5.96 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.2345, 5.96 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 104.75 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.50 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.060 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.100 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 20 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: 25.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 11\/32 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Exhaust\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Exhaust Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225246466228,"sku":"11171-8","price":289.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/4551-manley-11171-8-1.jpg?v=1787428073"},{"product_id":"manley-26125-valve-spring-and-retainer-kit-valve-locks-not-included-for-mitsubishi-4g63-4g63t-dsm-evo-dohc-16-valve-1990-2006","title":"MANLEY 26125 Valve Spring and Retainer Kit (Valve Locks Not Included) for MITSUBISHI 4G63-4G63T DSM \/ EVO DOHC 16 Valve 1990-2006","description":"\u003ch2\u003eDescription MANLEY 26125 Valve Spring and Retainer Kit (Valve Locks Not Included) for MITSUBISHI 4G63-4G63T DSM \/ EVO DOHC 16 Valve 1990-2006\u003c\/h2\u003e\u003cp\u003eManley Performance valve springs are engineered for maximum durability, stability, and precision in high-performance and racing applications.\u003c\/p\u003e \u003cp\u003eCrafted from premium chrome-silicon alloys, these springs provide exceptional fatigue resistance and high-tensile strength, ensuring consistent valve control at extreme RPMs.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eDual and triple valve spring designs\u003c\/li\u003e \u003cli\u003eDesigned to handle aggressive cam profiles\u003c\/li\u003e \u003cli\u003eHelps prevent valve float\u003c\/li\u003e \u003cli\u003eSuitable for naturally aspirated and forced induction applications\u003c\/li\u003e \u003c\/ul\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eStem Diameter: 6.60 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 6.60 MM\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eProduct Type: Valve Spring Kit\u003c\/li\u003e \u003cli\u003eValve Spring Outer Diameter: 1.100 IN\u003c\/li\u003e \u003cli\u003eValve Spring Inner Diameter: 0.775 IN\u003c\/li\u003e \u003cli\u003eValve Spring Quantity: 16\u003c\/li\u003e \u003cli\u003eValve Spring Coil Bind Height: 0.950 IN\u003c\/li\u003e \u003cli\u003eValve Spring Rate: 294 PPI\u003c\/li\u003e \u003cli\u003eValve Lift – Stock: 0.370 IN\u003c\/li\u003e \u003cli\u003eInstalled Pressure and Height: 66 @ 1.580 PPI\u003c\/li\u003e \u003cli\u003eOpen Pressure and Height: 237 @ 1.000 PPI\u003c\/li\u003e \u003cli\u003eValve Lock Angle: 6 DEG\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43615869075636,"sku":"26125","price":366.52,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/manley-valve-springs_2.jpg?v=1787136147"},{"product_id":"manley-26165-valve-spring-and-retainer-kit-valve-locks-not-included-for-nissan-sr20de-sr20det","title":"MANLEY 26165 Valve Spring and Retainer Kit (Valve Locks Not Included) for NISSAN SR20DE\/SR20DET","description":"\u003ch2\u003eDescription MANLEY 26165 Valve Spring and Retainer Kit (Valve Locks Not Included) for NISSAN SR20DE\/SR20DET\u003c\/h2\u003e\u003cp\u003eManley Performance valve springs are engineered for maximum durability, stability, and precision in high-performance and racing applications.\u003c\/p\u003e \u003cp\u003eCrafted from premium chrome-silicon alloys, these springs provide exceptional fatigue resistance and high-tensile strength, ensuring consistent valve control at extreme RPMs.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eDual and triple valve spring designs\u003c\/li\u003e \u003cli\u003eDesigned to handle aggressive cam profiles\u003c\/li\u003e \u003cli\u003eHelps prevent valve float\u003c\/li\u003e \u003cli\u003eSuitable for naturally aspirated and forced induction applications\u003c\/li\u003e \u003c\/ul\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eStem Diameter: 6.00 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 6.00 MM\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eProduct Type: Valve Spring Kit\u003c\/li\u003e \u003cli\u003eValve Spring Outer Diameter: 1.160 IN\u003c\/li\u003e \u003cli\u003eValve Spring Inner Diameter: 0.835 IN\u003c\/li\u003e \u003cli\u003eValve Spring Quantity: 16\u003c\/li\u003e \u003cli\u003eValve Spring Coil Bind Height: 0.960 IN\u003c\/li\u003e \u003cli\u003eValve Spring Rate: 248 PPI\u003c\/li\u003e \u003cli\u003eValve Lift – Stock: 0.380 IN\u003c\/li\u003e \u003cli\u003eInstalled Pressure and Height: 90 @ 1.550 PPI\u003c\/li\u003e \u003cli\u003eOpen Pressure and Height: 225 @ 1.010 PPI\u003c\/li\u003e \u003cli\u003eValve Lock Angle: 6 DEG\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225248727220,"sku":"26165","price":393.89,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/R5tDXkFL_spring.jpg?v=1787136128"},{"product_id":"manley-26195-valve-spring-and-retainer-kit-valve-locks-not-included-for-mitsubishi-evo-x-4b11t","title":"MANLEY 26195 Valve Spring and Retainer Kit (Valve Locks Not Included) for MITSUBISHI EVO X 4B11T","description":"\u003ch2\u003eDescription MANLEY 26195 Valve Spring and Retainer Kit (Valve Locks Not Included) for MITSUBISHI EVO X 4B11T\u003c\/h2\u003e\u003cp\u003eManley Performance valve springs are engineered for maximum durability, stability, and precision in high-performance and racing applications.\u003c\/p\u003e \u003cp\u003eCrafted from premium chrome-silicon alloys, these springs provide exceptional fatigue resistance and high-tensile strength, ensuring consistent valve control at extreme RPMs.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eDual and triple valve spring designs\u003c\/li\u003e \u003cli\u003eDesigned to handle aggressive cam profiles\u003c\/li\u003e \u003cli\u003eHelps prevent valve float\u003c\/li\u003e \u003cli\u003eSuitable for naturally aspirated and forced induction applications\u003c\/li\u003e \u003c\/ul\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eStem Diameter: 5.50 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 5.50 MM\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eProduct Type: Valve Spring Kit\u003c\/li\u003e \u003cli\u003eValve Spring Outer Diameter: 0.900 IN\u003c\/li\u003e \u003cli\u003eValve Spring Inner Diameter: 0.710 IN\u003c\/li\u003e \u003cli\u003eValve Spring Quantity: 16\u003c\/li\u003e \u003cli\u003eValve Spring Coil Bind Height: 0.920 IN\u003c\/li\u003e \u003cli\u003eValve Spring Rate: 253 PPI\u003c\/li\u003e \u003cli\u003eValve Lift – Stock: 0.370 IN\u003c\/li\u003e \u003cli\u003eInstalled Pressure and Height: 86 @ 1.400 PPI\u003c\/li\u003e \u003cli\u003eOpen Pressure and Height: 198 @ 0.970 PPI\u003c\/li\u003e \u003cli\u003eValve Lock Angle: 7.5 DEG\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43615791579316,"sku":"26195","price":349.38,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/manley-valve-springs.jpg?v=1787136131"},{"product_id":"manley-26165k-valve-spring-and-retainer-kit-valve-locks-included-for-nissan-sr20de-sr20det","title":"MANLEY 26165K Valve Spring and Retainer Kit (Valve Locks Included) for NISSAN SR20DE\/SR20DET","description":"\u003ch2\u003eDescription MANLEY 26165K Valve Spring and Retainer Kit (Valve Locks Included) for NISSAN SR20DE\/SR20DET\u003c\/h2\u003e\u003cp\u003eManley Performance valve springs are engineered for maximum durability, stability, and precision in high-performance and racing applications.\u003c\/p\u003e \u003cp\u003eCrafted from premium chrome-silicon alloys, these springs provide exceptional fatigue resistance and high-tensile strength, ensuring consistent valve control at extreme RPMs.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eDual and triple valve spring designs\u003c\/li\u003e \u003cli\u003eDesigned to handle aggressive cam profiles\u003c\/li\u003e \u003cli\u003eHelps prevent valve float\u003c\/li\u003e \u003cli\u003eSuitable for naturally aspirated and forced induction applications\u003c\/li\u003e \u003c\/ul\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eStem Diameter: 6.00 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 6.00 MM\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eProduct Type: Valve Spring Kit\u003c\/li\u003e \u003cli\u003eValve Spring Outer Diameter: 1.160 IN\u003c\/li\u003e \u003cli\u003eValve Spring Inner Diameter: 0.835 IN\u003c\/li\u003e \u003cli\u003eValve Spring Quantity: 16\u003c\/li\u003e \u003cli\u003eValve Spring Coil Bind Height: 0.960 IN\u003c\/li\u003e \u003cli\u003eValve Spring Rate: 248 PPI\u003c\/li\u003e \u003cli\u003eValve Lift – Stock: 0.380 IN\u003c\/li\u003e \u003cli\u003eInstalled Pressure and Height: 90 @ 1.550 PPI\u003c\/li\u003e \u003cli\u003eOpen Pressure and Height: 225 @ 1.010 PPI\u003c\/li\u003e \u003cli\u003eValve Lock Angle: 6 DEG\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225252167860,"sku":"26165K","price":508.13,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/BSHxvyFY_spring.jpg?v=1787136128"},{"product_id":"manley-11163-12-exhaust-valve-kit-race-series-30-15-mm-head-dia-101-52-mm-o-a-length-0-2740-stem-for-nissan-2-6l-rb26dett","title":"MANLEY 11163-12 Exhaust Valve Kit Race Series (30.15 mm Head Dia., 101.52 mm O\/A Length, 0.2740\" Stem) for NISSAN 2.6L RB26DETT","description":"\u003ch2\u003eDescription MANLEY 11163-12 Exhaust Valve Kit Race Series (30.15 mm Head Dia., 101.52 mm O\/A Length, 0.2740\" Stem) for NISSAN 2.6L RB26DETT\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 30.15 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.274, 6.96 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.274, 6.96 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 101.52 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.50 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.065 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.080 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 9 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: 15.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 1\/2 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Exhaust\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Exhaust Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 12\u003c\/li\u003e \u003cli\u003eEngine Detail: Inline 6 24 Valve\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225251840180,"sku":"11163-12","price":616.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/7982-manley-11163-12-1.jpg?v=1787269313"},{"product_id":"manley-11162-12-intake-valve-kit-race-series-34-60-mm-head-dia-102-33-mm-o-a-length-0-2362-stem-for-nissan-2-6l-rb26dett","title":"MANLEY 11162-12 Intake Valve Kit Race Series (34.60 mm Head Dia., 102.33 mm O\/A Length, 0.2362\" Stem) for NISSAN 2.6L RB26DETT","description":"\u003ch2\u003eDescription MANLEY 11162-12 Intake Valve Kit Race Series (34.60 mm Head Dia., 102.33 mm O\/A Length, 0.2362\" Stem) for NISSAN 2.6L RB26DETT\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 34.60 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2362, 6.00 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.2362, 6.00 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 102.33 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.50 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.050 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.075 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 17 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: Pro Flo: 22.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 5\/16 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Intake\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Intake Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 12\u003c\/li\u003e \u003cli\u003eEngine Detail: Inline 6 24 Valve\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225252233396,"sku":"11162-12","price":434.94,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/5791_iUus_manley2.jpg?v=1787135749"},{"product_id":"manley-11104-8-intake-valve-kit-race-series-34-00-mm-head-dia-101-35-mm-o-a-length-0-2362-stem-for-mazda-1-8l-bp","title":"MANLEY 11104-8 Intake Valve Kit Race Series (34.00 mm Head Dia., 101.35 mm O\/A Length, 0.2362\" Stem) for MAZDA 1.8L BP","description":"\u003ch2\u003eDescription MANLEY 11104-8 Intake Valve Kit Race Series (34.00 mm Head Dia., 101.35 mm O\/A Length, 0.2362\" Stem) for MAZDA 1.8L BP\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 34.00 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2362, 6.00 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.2362, 6.00 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 101.35 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.50 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.050 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.075 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 17 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: Pro Flo: 22.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 5\/16 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Intake\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Intake Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003cli\u003eEngine Detail: BP056 DOHC 16 Valve\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225252757684,"sku":"11104-8","price":289.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/6339_5KUZ_manley2.jpg?v=1787135747"},{"product_id":"manley-26180-valve-spring-and-retainer-kit-valve-locks-not-included-for-subaru-wrx-sti","title":"MANLEY 26180 Valve Spring and Retainer Kit (Valve Locks Not Included) for SUBARU WRX\/STI","description":"\u003ch2\u003eDescription MANLEY 26180 Valve Spring and Retainer Kit (Valve Locks Not Included) for SUBARU WRX\/STI\u003c\/h2\u003e\u003cp\u003eManley Performance valve springs are engineered for maximum durability, stability, and precision in high-performance and racing applications.\u003c\/p\u003e \u003cp\u003eCrafted from premium chrome-silicon alloys, these springs provide exceptional fatigue resistance and high-tensile strength, ensuring consistent valve control at extreme RPMs.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eDual and triple valve spring designs\u003c\/li\u003e \u003cli\u003eDesigned to handle aggressive cam profiles\u003c\/li\u003e \u003cli\u003eHelps prevent valve float\u003c\/li\u003e \u003cli\u003eSuitable for naturally aspirated and forced induction applications\u003c\/li\u003e \u003c\/ul\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eStem Diameter: 6.00 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 6.00 MM\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eProduct Type: Valve Spring Kit\u003c\/li\u003e \u003cli\u003eValve Spring Outer Diameter: 1.050 IN\u003c\/li\u003e \u003cli\u003eValve Spring Inner Diameter: 0.755 IN\u003c\/li\u003e \u003cli\u003eValve Spring Quantity: 16\u003c\/li\u003e \u003cli\u003eValve Spring Coil Bind Height: 0.845 IN\u003c\/li\u003e \u003cli\u003eValve Spring Rate: 245 PPI\u003c\/li\u003e \u003cli\u003eValve Lift – Stock: 0.370 IN\u003c\/li\u003e \u003cli\u003eInstalled Pressure and Height: 60 @ 1.420 PPI\u003c\/li\u003e \u003cli\u003eOpen Pressure and Height: 187 @ 0.985 PPI\u003c\/li\u003e \u003cli\u003eValve Lock Angle: 6 DEG\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43615853641908,"sku":"26180","price":393.89,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/manley-valve-springs_1.jpg?v=1787136130"},{"product_id":"manley-11105-12-exhaust-valve-kit-race-series-29-50-mm-head-dia-103-65-mm-o-a-length-0-2362-stem-for-nissan-3-0l-vg30de-vg30dett","title":"MANLEY 11105-12 Exhaust Valve Kit Race Series (29.50 mm Head Dia., 103.65 mm O\/A Length, 0.2362\" Stem) for NISSAN 3.0L VG30DE \/ VG30DETT","description":"\u003ch2\u003eDescription MANLEY 11105-12 Exhaust Valve Kit Race Series (29.50 mm Head Dia., 103.65 mm O\/A Length, 0.2362\" Stem) for NISSAN 3.0L VG30DE \/ VG30DETT\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 29.50 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2362, 6.00 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.2362, 6.00 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 103.65 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.50 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.065 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.080 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 20 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: 25.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 11\/32 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Exhaust\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Exhaust Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 12\u003c\/li\u003e \u003cli\u003eEngine Detail: DOHC 24 Valve\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225253478580,"sku":"11105-12","price":434.94,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/8557-manley-11105-12-1.jpg?v=1787420098"},{"product_id":"manley-11127-8-exhaust-valve-kit-race-series-30-00-mm-head-dia-109-04-mm-o-a-length-0-2150-stem-for-acura-2-0l-k20a2","title":"MANLEY 11127-8 Exhaust Valve Kit Race Series (30.00 mm Head Dia., 109.04 mm O\/A Length, 0.2150\" Stem) for ACURA 2.0L K20A2","description":"\u003ch2\u003eDescription MANLEY 11127-8 Exhaust Valve Kit Race Series (30.00 mm Head Dia., 109.04 mm O\/A Length, 0.2150\" Stem) for ACURA 2.0L K20A2\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 30.00 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.215, 5.46 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.215, 5.46 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 109.04 MM\u003c\/li\u003e \u003cli\u003eTip Length: 2.08 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.065 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.080 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 20 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: 25.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 11\/32 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Exhaust\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Exhaust Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003cli\u003eEngine Detail: DOHC i-VTEC 16 Valve\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225254035636,"sku":"11127-8","price":289.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/8561-manley-11127-8-1.jpg?v=1787427889"},{"product_id":"manley-11103-8-exhaust-valve-kit-race-series-29-00-mm-head-dia-101-52-mm-o-a-length-0-2362-stem-for-mazda-1-8l-bp","title":"MANLEY 11103-8 Exhaust Valve Kit Race Series (29.00 mm Head Dia., 101.52 mm O\/A Length, 0.2362\" Stem) for MAZDA 1.8L BP","description":"\u003ch2\u003eDescription MANLEY 11103-8 Exhaust Valve Kit Race Series (29.00 mm Head Dia., 101.52 mm O\/A Length, 0.2362\" Stem) for MAZDA 1.8L BP\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 29.00 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2362, 6.00 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.2362, 6.00 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 101.52 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.50 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.065 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.080 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 20 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: 25.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 11\/32 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Exhaust\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Exhaust Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003cli\u003eEngine Detail: BP056 DOHC 16 Valve\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225253511348,"sku":"11103-8","price":289.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/8555-manley-11103-8-1.jpg?v=1787428025"},{"product_id":"manley-11128-8-intake-valve-kit-race-series-35-00-mm-head-dia-109-22-mm-o-a-length-0-2157-stem-for-acura-2-0l-k20a2","title":"MANLEY 11128-8 Intake Valve Kit Race Series (35.00 mm Head Dia., 109.22 mm O\/A Length, 0.2157\" Stem) for ACURA 2.0L K20A2","description":"\u003ch2\u003eDescription MANLEY 11128-8 Intake Valve Kit Race Series (35.00 mm Head Dia., 109.22 mm O\/A Length, 0.2157\" Stem) for ACURA 2.0L K20A2\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 35.00 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2157, 5.48 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.2157, 5.48 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 109.22 MM\u003c\/li\u003e \u003cli\u003eTip Length: 2.08 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.050 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.075 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 17 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: Pro Flo: 22.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 5\/16 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Intake\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Intake Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003cli\u003eEngine Detail: DOHC i-VTEC 16 Valve\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225255542964,"sku":"11128-8","price":289.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/6345_sL96_manley2.jpg?v=1787135764"},{"product_id":"manley-11132-8-intake-valve-kit-race-series-36-00-mm-head-dia-109-22-mm-o-a-length-0-2157-stem-for-acura-2-0l-k20a2","title":"MANLEY 11132-8 Intake Valve Kit Race Series (36.00 mm Head Dia., 109.22 mm O\/A Length, 0.2157\" Stem) for ACURA 2.0L K20A2","description":"\u003ch2\u003eDescription MANLEY 11132-8 Intake Valve Kit Race Series (36.00 mm Head Dia., 109.22 mm O\/A Length, 0.2157\" Stem) for ACURA 2.0L K20A2\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 36.00 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2157, 5.48 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.2157, 5.48 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 109.22 MM\u003c\/li\u003e \u003cli\u003eTip Length: 2.08 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.050 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.075 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 17 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: Pro Flo: 22.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 5\/16 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Intake\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Intake Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003cli\u003eEngine Detail: DOHC i-VTEC 16 Valve\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225255575732,"sku":"11132-8","price":289.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/6349_Sygy_manley2.jpg?v=1787135766"},{"product_id":"manley-11101-8-exhaust-valve-kit-race-series-28-00-mm-head-dia-101-52-mm-o-a-length-0-2362-stem-for-mazda-1-8l-bp","title":"MANLEY 11101-8 Exhaust Valve Kit Race Series (28.00 mm Head Dia., 101.52 mm O\/A Length, 0.2362\" Stem) for MAZDA 1.8L BP","description":"\u003ch2\u003eDescription MANLEY 11101-8 Exhaust Valve Kit Race Series (28.00 mm Head Dia., 101.52 mm O\/A Length, 0.2362\" Stem) for MAZDA 1.8L BP\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 28.00 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2362, 6.00 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.2362, 6.00 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 101.52 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.50 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.065 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.080 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 20 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: 25.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 11\/32 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Exhaust\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Exhaust Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 8\u003c\/li\u003e \u003cli\u003eEngine Detail: BP056 DOHC 16 Valve\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225257803956,"sku":"11101-8","price":289.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/8553-manley-11101-8-1.jpg?v=1787428026"},{"product_id":"manley-11108-12-intake-valve-kit-race-series-35-00-mm-head-dia-103-13-mm-o-a-length-0-2362-stem-for-nissan-3-0l-vg30de-vg30dett","title":"MANLEY 11108-12 Intake Valve Kit Race Series (35.00 mm Head Dia., 103.13 mm O\/A Length, 0.2362\" Stem) for NISSAN 3.0L VG30DE \/ VG30DETT","description":"\u003ch2\u003eDescription MANLEY 11108-12 Intake Valve Kit Race Series (35.00 mm Head Dia., 103.13 mm O\/A Length, 0.2362\" Stem) for NISSAN 3.0L VG30DE \/ VG30DETT\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 35.00 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2362, 6.00 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.2362, 6.00 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 103.13 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.50 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.050 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.075 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 17 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: Pro Flo: 22.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 5\/16 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Intake\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Intake Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 12\u003c\/li\u003e \u003cli\u003eEngine Detail: DOHC 24 Valve\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225254822068,"sku":"11108-12","price":434.94,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/6343_LePq_manley2.jpg?v=1787135751"},{"product_id":"manley-11148-12-intake-valve-set-race-series-for-nissan-vq35de","title":"MANLEY 11148-12 Intake Valve Set Race Series for NISSAN VQ35DE","description":"\u003ch2\u003eDescription MANLEY 11148-12 Intake Valve Set Race Series for NISSAN VQ35DE\u003c\/h2\u003e\u003cp\u003eManley’s Race Series valves are engineered to meet the demands of bracket, drag, and oval track racers and are intended for engines operating under 8,000 RPM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBoth exhaust (XH-426) and Intake (NK-842) valves are constructed from high-quality Stainless steel.\u003c\/li\u003e \u003cli\u003eChrome stems and hard tips provide enhanced longevity and wear resistance.\u003c\/li\u003e \u003cli\u003eSwirl-polished underhead areas and fully machined combustion faces optimize Airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eAvailable in Race Master straight-stem and Race Flo shapes.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended for Alcohol Engines:\u003c\/strong\u003e These valves are recommended for exhaust valves in alcohol engines, ensuring reliable performance in Demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProduct Market: Sport Compact\u003c\/li\u003e \u003cli\u003eHead Diameter: 37.00 MM\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.2362, 6.00 MM\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.2362, 6.00 MM\u003c\/li\u003e \u003cli\u003eO\/A Length: 96.50 MM\u003c\/li\u003e \u003cli\u003eTip Length: 3.50 MM\u003c\/li\u003e \u003cli\u003eMargin Width: 0.050 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.075 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 17 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: Pro Flo: 22.00 DEG\u003c\/li\u003e \u003cli\u003eUnderhead Radius: 5\/16 IN\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eValve Series: Race Series\u003c\/li\u003e \u003cli\u003eValve Sub-Series: Race Master\u003c\/li\u003e \u003cli\u003eValve Material: Stainless Steel\u003c\/li\u003e \u003cli\u003eValve Type: Intake\u003c\/li\u003e \u003cli\u003eProduct Type: Engine Intake Valve Kit\u003c\/li\u003e \u003cli\u003eValve Quantity: 12\u003c\/li\u003e \u003cli\u003eEngine Detail: V6 DOHC 24 Valve\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43225256657076,"sku":"11148-12","price":616.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/8567-manley-11148-12-1.jpg?v=1787268776"}],"url":"https:\/\/atomic-shop.eu\/collections\/valves-springs.oembed?page=193","provider":"ATOMIC-SHOP Performance Parts \u0026 Motorsport Equipment - EU","version":"1.0","type":"link"}