The Wiseco Professional Series piston set for Mitsubishi 4G63 turbo applications includes an 86.25 mm bore and a dished -17cc crown supplied as a set of four. These forged, USA-machined pistons are built from 2618 aluminum and feature precision ring grooves, an anti-detonation groove, ArmorGlide skirt coating for reduced friction and seizure resistance, plus forced pin oiling for demanding turbocharged performance.
Wiseco Mitsubishi Turbo Forged Dish -17cc 86.25mm Bore 1.378in CD Piston Shelf Stock Kit