The Brian Crower 30.5mm exhaust valve is made for Mitsubishi 4G63 engines used in Eclipse and Evolution platforms. Offered as a single valve, it serves as a replacement or component for performance cylinder head builds, supplying the correct dimensioned exhaust valve for proper seating, flow tuning and valve train compatibility in 4G63 DOHC heads.
Brian Crower Mitsubishi 4G63 Eclipse/Evo 30.5mm Exhaust Valve (Single Valve)