The Wiseco Professional Series forged piston set for Mitsubishi EVO X 4B11 turbo applications features an 86.25 mm bore with a −4.5 cc correction and an 8.8:1 compression specification in a four-cylinder kit made for demanding builds. Forged and machined in the USA from 2618 aluminum, these pistons include precision ring grooves, anti-detonation groove, ArmorGlide skirt coating, forced pin oiling and premium rings for better sealing.
Wiseco Mitsubishi EVO X 4B11 Turbo -4.5cc 86.25mm Bore 8.8 CR HD Forged Piston Kit