Wiseco Professional Series forged piston for Mitsubishi Evo 4-9, 85.00mm bore, standard size, HD2 asymmetric skirt and gas-ported design, sold as a single piston. Built for heavy-to-severe duty race builds, it is forged from 2618 aluminum and machined in the USA, featuring ArmorGlide skirt coating, precision ring grooves, a fully machined crown, and forced pin oiling to support demanding performance use.
Wiseco Mitsu Evo 4-9 HD2 Asymmetric Skirt Gas Ported Bore: 85.0mm Size: Std CR: 10.5 Piston *SINGLE*