WORKS ON ALL YAMAHA YFZ450 AND YFZ450X MODELS
New BPR cylinderWiseco CP or JE forged piston**Nitrite-coated piston ringsChrome wrist pinCirclipsHotrods or Wiseco OEM replacement crankshaft with rodCrank bearingsComplete gasket kitMLS head gasketOil seal kitValve stem sealsTalon clutch kitBillet water pump impeller gearWater pump bearingPiston uses pump or race gas1-year warranty*