{"product_id":"manley-12353-1-exhaust-valve-race-series-for-chevrolet-gen-iv-small-block-ls3-l92-l99","title":"MANLEY 12353-1 Exhaust Valve Race Series for CHEVROLET Gen IV Small Block LS3 \/ L92 \/ L99","description":"\u003ch2\u003eDescription MANLEY 12353-1 Exhaust Valve Race Series for CHEVROLET Gen IV Small Block LS3 \/ L92 \/ L99\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: Domestic\u003c\/li\u003e \u003cli\u003eHead Diameter: 1.600 IN\u003c\/li\u003e \u003cli\u003eStem Diameter: 0.3136 IN\u003c\/li\u003e \u003cli\u003eValve Stem Diameter: 0.3136 IN\u003c\/li\u003e \u003cli\u003eO\/A Length: 5.215 IN\u003c\/li\u003e \u003cli\u003eTip Length: 0.160 IN\u003c\/li\u003e \u003cli\u003eMargin Width: 0.065 IN\u003c\/li\u003e \u003cli\u003eSeat Width: 0.115 IN\u003c\/li\u003e \u003cli\u003eTop of Head: 18 Degree Dish\u003c\/li\u003e \u003cli\u003eUnderhead Angle: 25.00 DEG\u003c\/li\u003e \u003cli\u003eEmissions Code: 3\u003c\/li\u003e \u003cli\u003eCylinder Head: L92 Cylinder Head\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\u003c\/li\u003e \u003cli\u003eValve Quantity: 1\u003c\/li\u003e \u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":43410591744180,"sku":"12353-1","price":38.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/2605\/3812\/files\/image-coming-soon_f2d87002-3383-4914-bf4a-5a1a904b6a75.png?v=1786624845","url":"https:\/\/atomic-shop.eu\/products\/manley-12353-1-exhaust-valve-race-series-for-chevrolet-gen-iv-small-block-ls3-l92-l99","provider":"ATOMIC-SHOP Performance Parts \u0026 Motorsport Equipment - EU","version":"1.0","type":"link"}