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 09-831-04 Piston Kit 09-813-01 Battery CB16CL-B / CB16CLB / YT16CLS Nut 11-13436 / 13436