Products Snowmobile- YamahaPiston Kit Back Piston Kit 09-8064-4 Item number: 09-8064-4 Brand: Yamaha CC: 535 Bore Size: 74mm You May Also Be Interested In Piston Kit 09-813 Piston Kit 09-802-03 Regulator Voltage 8099-2004 / 230-22057 / 278-000-443 Piston Kit 09-760-00