GSC P-D Subaru EJ Turbo DOHC Valve Spring & Ti Retainer Kit

The GSC Power Division Single Valve Spring Kit with Titanium Retainers is a high-performance upgrade designed specifically for Subaru EJ engine platforms. This kit features 16 cylindrical valve springs paired with CNC-machined titanium retainers, providing enhanced valvetrain stability and durability under aggressive driving conditions. Constructed with high-quality materials, the springs are engineered to support increased spring pressures and higher RPM operation, making them suitable for performance and racing applications. The titanium retainers reduce weight and improve overall valvetrain responsiveness, contributing to improved engine efficiency and longevity.

This valve spring kit is universally fit for Subaru models equipped with EJ engines, accommodating various chassis and model years. It is intended for use in performance builds, track days, or high-revving street applications where valvetrain reliability is critical. Installation involves replacing existing springs and retainers with these upgraded components, offering a direct bolt-on upgrade for compatible Subaru engines. The kit includes 16 springs and 16 titanium retainers, making it suitable for complete valvetrain reinforcement in performance-oriented setups.