MOOSE RACING Piston Kit - 53.94 mm - Yamaha MSE22520B Handlebar Mirror California emission compliant: No

California emission compliant: No

62" diameter

washers and self-locking nuts)

Engine covers are now being mandated by most racing orgainizations across the USA (Moto America+ MRA + CCS + WERA + AFM

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MOOSE RACING Piston Kit - 53.94 mm - Yamaha MSE22520B Handlebar Mirror California emission compliant: NoGravity cast aluminum alloy with 18% silicon to increase resistance to wear and decrease thermal distortion, thus providing a longer piston life Coated skirts ease break in, decreasing wear and aiding in lubrication Wear resistant piston rings Wrist pins are nitride coated, providing a hardened, wear resistant bearing surface Piston rings are compatible with OEM pistons Piston kits include piston, rings, wrist pin and circlips Replacement rings are