The piston is heat-treated with a T-5 hardening and tempering cycle. The piston skirt is coated with high-tech Molybdenum Disulphite to allow faster break in time and increased piston life. Cast piston kit is gravity-cast aluminum alloy (not forged) with 18% silicone content. Replica piston and all rings are OEM replacements. Top end kit includes piston, rings, pins, circlips, top end gaskets and cam chain.
