Brian Crower Valve Guides – 6.6mm Exhaust (Mitsubishi 4G63/Evo) BC3911

Brian Cower was created to meet the demand for high-quality engine components at an affordable price. 
The stroker kits fit all popular Sport Compact applications as well as the matching camshafts and valve camshafts. 
Complete packages designed to work together to provide more power and torque, as well as greater reliability. 

Exhaust valve sleeves for the following car models: 
-Mitsubishi 4G63 

Diameter: 6.6mm 

Made of manganese-aluminum-silicon bronze.