Ultimate Valvetrain Stability with Dual Conical Springs

For Subaru EJ engine builders pushing the limits of power and RPM, the GSC Power Division Dual Conical Valve Spring Kit offers unmatched performance. This dual-spring configuration provides increased seat pressure and superior harmonic dampening, ensuring your valves stay seated under the most extreme boost pressures and high-RPM conditions. It is the gold standard for high-horsepower Subaru builds.

Engineered for Extreme Performance

• Dual Spring Design: Provides redundant safety and higher spring rates.
• Conical Geometry: Eliminates common valve spring harmonics.
• High-RPM Stability: Keeps the valvetrain stable well beyond factory limits.
• Precision Manufacturing: Consistent spring rates for balanced engine performance.
• Ideal for Aggressive Cams: Supports high-lift camshaft profiles.

When you are running aggressive camshafts and high-boost turbo setups, standard springs simply cannot keep up. The GSC Dual Conical Kit is designed to handle the increased stress, preventing valve bounce and potential engine failure. This kit is the perfect insurance policy for your high-performance EJ engine, allowing you to push harder and drive with confidence. Elevate your Subaru's engine capabilities and ensure long-term reliability with high-performance parts from GGCRACING.