GSC P-D Mitsubishi 4G63T Extreme Pressure Conical Valve Spring and Ti Retainer Kit

The GSC Power Division P-D Mitsubishi 4G63T Extreme Pressure Conical Valve Spring and Titanium Retainer Kit is a high-performance upgrade designed to enhance valve operation under demanding conditions. Constructed with extreme pressure conical springs and lightweight titanium retainers, this kit provides increased spring pressure and durability, reducing valve float and improving high-RPM stability. The conical spring design ensures better load distribution and improved valve control, making it suitable for aggressive tuning and racing applications. Built for strength and reliability, these components are engineered to withstand the stresses of high-performance engine environments.

This kit is specifically designed for the Mitsubishi 4G63T engine, commonly found in models from the late 1980s through the 1990s. It serves as a direct replacement for stock valve springs and retainers, offering a performance upgrade for enthusiasts and racers seeking increased valve control and longevity. Installation is straightforward for those familiar with engine work, and the kit includes conical valve springs and titanium retainers. Ideal for track use, high-performance builds, or demanding street applications, this set enhances engine stability and durability at elevated RPM ranges.