Products Snowmobile- YamahaPiston Kit Back Piston Kit 09-8064 Item number: 09-8064 Brand: Yamaha CC: 535 Bore Size: 73mm You May Also Be Interested In Piston Kit 09-831-04 Piston Kit 09-808-01 Top End Gasket Kit PWPO-00750-TG Pin, Dowel 93606-12019