Wiseco Opel C20XE 86.75 mm Bore 30.19 mm CH 5.20 CC Piston Set

Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength. Features ArmorGlide Skirt Coating for seizure resistance, friction reduction, and quieter operation. Fully machined crown features, precision ring grooves, anti-detonation groove, and additional ring seal improving features. Forced pin oiling. Designed and built to withstand heavy to severe duty performance applications.