Product SnowmobilePiston Back 09-806 Piston Kit For Yamaha Piston Kit 09-806 for Yamaha Snowmobile Type: Standard (STD) 01 (0.25) 02 (0.50) 03 (0.75) 04 (1.00) Item Number: 09-806 Description: Piston Kit , Bore 68mm You May Also Be Interested In 09-727-03 Piston Kit For Polaris 09-722-03-F Piston Kit (0.75) For Polaris P400270900083 Complete Gasket Kit W/Oil Seals For Husqvarna NEL05030013-1C Complete Gasket Kit For KTM