Valve Bushing Kit - 6.6mm Exhaust (Mitsubishi 4G63 / Evo) BC-3911

Brian Cower was created to meet the demand for high-quality engine components at an affordable price. Stroker kits fit all popular Sport Compact applications as well as matching camshafts and valve timing. Complete packages designed to work together to provide more power and torque, and also more reliability. Exhaust valve bushings for the following car models: -Mitsubishi 4G63 Diameter: 6.6mm Made of manganese-aluminum-silicon bronze.