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Wiseco Professional Series forged pistons for Mitsubishi 4G63T applications, supplied as a set for 85.50 mm bore with +.020 oversize and 9.5:1 compression. Engineered from 2618 aluminum, they include precision ring grooves, anti-detonation features, forced pin oiling and ArmorGlide skirt coating for seizure resistance and reduced friction. Built for heavy-duty race and high-stress performance use.
Wiseco Mitsu Evo 4-9 4G63 Asymmetric Skirt Bore 85.50mm - Size +.020 - CR 9.5 Piston Set
