Material: aluminum alloy 4032 or alminum alloy 2618 Bore:51-106mm Cylinder:4/8/16 Pin:steel alloy H13 high performance,racing We are one of the professional manufaturers engaged in forged piston field. We provide the most superior products in China, competed with JE, Wiseco and etc. High performance forged piston Material: 4032 2618 4A11Main Features: 1) alloy 4A11, 4032, 26182) anti-high ...