
The Wiseco Professional Series forged piston is a single, competition-grade replacement for Mitsubishi 4G63 engines. It features an 85.00 mm bore, 1.1305 in compression height and a 0.8268 in pin diameter and comes with premium rings. Forged from 2618 aluminum with ArmorGlide skirt coating, it provides precision ring grooves, anti‑detonation groove, forced pin oiling and a fully machined crown for endurance in severe-duty builds.
Wiseco Mits Turbo DISH -21cc 1.130 X 85MM Piston Shelf Stock