The Wiseco Professional Series forged piston set for Mitsubishi 4G63 engines with an 85.50 mm bore is a four-piece kit intended for severe-duty turbo builds. Forged and machined in the USA from 2618 aluminum, these pistons feature precision ring grooves, an anti-detonation groove, forced pin oiling and a fully machined crown. ArmorGlide skirt coating lowers friction and helps prevent seizure; premium rings are included.
Wiseco Mits Turbo DISH -17cc 1.378 X 85.5 Piston Shelf Stock Kit