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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 Photo-0 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 Photo-1
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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 Photo-0
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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 Photo-0
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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 Photo-0 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 Photo-1
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MANLEY 26165K Valve Spring and Retainer Kit (Valve Locks Included) for NISSAN SR20DE/SR20DET Photo-0
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MANLEY 26195 Valve Spring and Retainer Kit (Valve Locks Not Included) for MITSUBISHI EVO X 4B11T Photo-0
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MANLEY 26165 Valve Spring and Retainer Kit (Valve Locks Not Included) for NISSAN SR20DE/SR20DET Photo-0
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MANLEY 26125 Valve Spring and Retainer Kit (Valve Locks Not Included) for MITSUBISHI 4G63-4G63T DSM / EVO DOHC 16 Valve 1990-2006 Photo-0
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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 Photo-0 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 Photo-1
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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 Photo-0 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 Photo-1
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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 Photo-0
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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 Photo-0 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 Photo-1
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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 Photo-0 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 Photo-1
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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 Photo-0 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 Photo-1
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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 Photo-0 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 Photo-1
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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 Photo-0 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 Photo-1
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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 Photo-0
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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 Photo-0
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MANLEY 11147-8 Exhaust Valve Kit Race Series for NISSAN SR20DET Engine Photo-0
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MANLEY 11112-8 Intake Valve Kit Race Series for Nissan SR20DE Engine Photo-0
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MANLEY 11134-8 Intake Valve Kit Race Series for MITSUBISHI 4G63 / 4G63T Engine Photo-0
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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 Photo-0 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 Photo-1
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MANLEY 11133-8 Exhaust Valve Kit Race Series for MITSUBISHI 4G63 / 4G63T Engine Photo-0
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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 Photo-0
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KELFORD KVS11-BT Valve Spring Set MITSUBISHI 4B11-T EVO X Photo-0
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KELFORD KVS56-BT NISSAN VK56DE-(T). Ovate wire, PACALOY Beehive valve spring set Photo-0
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KELFORD KVS04 Racing Valve Spring Set (to Suit OEM Retainers) for TOYOTA 1FZ Engine / NISSAN TB48 Engine Photo-0
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KELFORD KVS38-BT NISSAN VR38DETT. High Performance 'Drop in' valve spring set to suit OEM retainers. Photo-0
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KELFORD KVS93 NISSAN SR20DE/T. 'Drop in' PACALOY High performance single valve spring se Photo-0
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KELFORD KVS109-3S TOYOTA 3S-GE/GTE Generation 2-3 Engines. Photo-0
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KELFORD KVS63 MITSUBISHI 4G63 DOHC VR4-EVO7. High Performance PACALOY single valve spring set to suit OEM retainer and spring base Photo-0
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KELFORD KVS02 TOYOTA 1JZ - 2JZ-GTE. 'Drop in' PACALOY valve spring set to suit OEM retainers. pressure. 11.50mm Maximum lift. Photo-0

Valves 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.

Upgrading 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.

Selecting 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.

At 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.

Explore 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.