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A Wiseco Professional Series forged piston for Mitsubishi 4G63 Evo 4–9 applications, 86.75mm bore with a 28.88mm compression height supplied as a single piston. Part of Wiseco’s race‑focused Professional Series, these pistons are forged from premium aluminum and include features such as precision ring grooves, anti‑detonation provisions and ArmorGlide skirt coating for reduced friction and enhanced seizure resistance in heavy‑duty performance builds.
Wiseco Mitsubishi EVO 4-9 HD2 -86.75mm Bore 1.137in CH - Single Piston
