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Why engine builders choose GSC
Engineered to perform

Why engine builders choose GSC

Our valvetrain components are designed, tested, and refined for serious performance applications.

Precision machinedIn-house billet machining and precision grinding. Tight control over every production stage.
High-RPM performanceEngineered to rev higher and produce reliable horsepower across platforms.
Trusted by buildersUsed by professional teams and builders across 70+ countries worldwide.
Platform expertiseEngineered for direct injection, variable valve timing, and next-generation engine platforms.
Technical supportEvery component engineered to work together as a complete valvetrain system.
Continuous developmentContinuous investment in new platforms, technology, and engineering refinement.

POPULAR ENGINE APPLICATIONS

2JZ-GTE 2JZ-GTEToyota RB26DETT RB26DETTNissan B58 B58BMW Coyote CoyoteFord EJ257 EJ257Subaru VR38DETT VR38DETTNissan

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Camshafts CamshaftsEngineered to maximize airflow, power production, and usable RPM while maintaining the valvetrain stabilityShop cams Valve springs Valve springsValve spring performance is critical to engine durability, RPM capability, and valvetrain control. GSC Power-Division spring kits are engineered to provide the stability required for aggressive cam profiles, elevated boost levels, extended RPM ranges, and demanding racing environments.Shop springs Valves ValvesDesigned for high-output engines where material strength, precision manufacturing, and thermal durability directly impact reliability and performance. Produced from carefully selected premium stainless steel and superalloy materials, GSC valves are built to withstand the elevated temperatures, cylinder pressures, RPM levels, and combustion demands found in modern performance engines.Shop valves Valve guides Valve guidesValve guide performance plays a critical role in maintaining valve control, sealing stability, heat transfer, and long-term valvetrain reliability. GSC Power-Division valve guides are manufactured from carefully selected materials designed to provide excellent wear resistance, dimensional stability, and thermal performance under demanding operating conditions.Shop guides Lifters LiftersReliable lifters built for pressure and longevity.Shop lifters
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TECH ARTICLES

how to bleed your lifters
EducationalHow to bleed your lifters

Lifters are precision mechanisms. Do not allow them to become contaminated by dirt or other foreign substances.
EducationalHow to install camshafts
EducationalCommon cause of camshaft failure