The Wiseco Professional Series forged piston set for Mitsubishi EVO X 4B11 turbo applications features an 86.75 mm bore with a −4.5 cc correction and an 8.8:1 compression specification in a four-cylinder kit targeted at high-stress race engines. Forged and machined in the USA from 2618 aluminum, these pistons provide precision ring grooves, an anti-detonation groove, ArmorGlide skirt coating, forced pin oiling and premium rings for improved sealing.
Wiseco Mitsubishi EVO X 4B11 Turbo -4.5cc 86.75mm Bore 8.8 CR HD Forged Piston Kit