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Wiseco Professional Series forged piston set for Mitsubishi 4G63 applications (Evo 8/9) is built for heavy to severe duty race builds. Forged from 2618 aluminum, these pistons include precision ring grooves, an anti‑detonation groove, ArmorGlide skirt coating for seizure resistance, and forced pin oiling. Supplied as a set of four with dimensions and compression height matched to the 4G63 platform.
Wiseco 1400 HD Mitsu EVO 8/9 4G63 Turbo 100mm Stroker -21cc 86.5 Bore 9.1 CR Piston Kit
