Products Snowmobile- YamahaPiston Kit Back Piston Kit 09-8064-3 Item number: 09-8064-3 Brand: Yamaha CC: 535 Bore Size: 73.75mm You May Also Be Interested In Piston Kit 09-8064-1 Piston Kit 09-813-03 Throttle Cable 512-059-388 / 05-138-76 Throttle Cable 0687-109