GSC Power Division Valve Spring Kit for Mitsubishi 4G63T Extreme Pressure Con...

GSC Power Division Valve Spring Kit for Mitsubishi 4G63T Upgrade your 4G63T engine with the GSC Power Division Valve Spring Kit — engineered for extreme pressure, high-RPM stability, and reliable valve control. Ideal for turbocharged performance builds and track use. Key Features Conical valve springs for reduced harmonics, improved seat stability, and consistent spring force at high RPM. Titanium retainers that deliver lightweight strength to reduce valvetrain mass and improve valve float resistance. High tensile material and precision manufacturing for long service life under extreme conditions. Direct fit for Mitsubishi 4G63T engines — simple installation with OE-style compatibility. Benefits Increase rev ceiling and maintain valve control during aggressive cam profiles and high boost. Reduced reciprocating mass improves throttle response and protects valvetrain components. Engineered for durability in motorsport and street/track applications. Perfect for tuners and racers seeking a dependable valvetrain upgrade for the 4G63T platform. Choose GSC Power Division for proven performance and race-proven components.