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 09-684-04 Piston Kit For Arctic Cat 09-685-01 Piston Kit For Arctic Cat 810504 Top End Gasket Kit For Suzuki 3854089 Bracket, Alternator To Manifold For Omc