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 09-807-03 Piston Kit 09-8064-4 Bearing 31-30895 /31-30895T / 30895 Bearing 93306-307U3 / 93306-307U1