The Wiseco Professional Series piston set for Mitsubishi 4G64 engines is supplied as a set of four with an 86.50 mm bore and sport-compact design. These forged pistons are machined in the USA from 2618 aluminum and include precision ring grooves, an anti-detonation groove, ArmorGlide skirt coating and forced pin oiling to support heavy-duty and high-load performance applications common in modified Mitsubishi installs.
Wiseco Mitsu 4G64 w/4G63 Heads 10.5:1 E85 Piston Shelf Stock Kit