PISTON KIT BB YZ144/WR144 05-1

Piston Kit Cast Big Bore for 2-StrokeThe piston is heat-treated with a T-5 hardening and tempering cycleThe piston skirt is coated with a high-tech Molybdenum Disulphite coating for faster break in time and increased piston lifeCast piston is gravity-cast aluminum alloy (not forged) with 18% silicone contentBig bore piston increases engine's displacement, torque, and peak horsepowerPiston kit includes piston, rings, wrist pin and circlipsKit Includes: • Piston • 1x Compression Ring • Wrist Pin • Circlips