The Wiseco Professional Series forged piston set for the Mitsubishi 4G63T is a four-piece replacement built for heavy-duty performance use. These pistons use an 85.25 mm bore with a 9.2:1 compression profile and -10.25cc dome volume. Forged from 2618 aluminum in the USA, they include precision ring grooves, an anti-detonation groove, ArmorGlide skirt coating and forced pin oiling to aid durability in demanding applications.
Wiseco Mitsubishi 4G63 85.25mm Bore 9.2:1 CR -10.25cc Dome Piston Set