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 09-808-04 Piston Kit 09-813 Piston Kit 09-720-02 Connecting Rod Kit CR104