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 09-8064-4 Piston Kit 09-813-01 Throttle Cable 0687-140 / 05-139-96 Piston Kit 09-746-01