Products Snowmobile- YamahaPiston Kit Back Piston Kit 09-8064-1 Item number: 09-8064-1 Brand: Yamaha CC: 535 Bore Size: 73.25mm You May Also Be Interested In Piston Kit 09-808-03 Piston Kit 09-802-03 Oil Seal 92049-3728 Piston Ring R09-807-01