Product SnowmobilePiston Back 09-818 Piston Kit For Yamaha Поршень 09-818 Type: Standard 01 (0.25) 02 (0.50) 03 (0.75) 04 (1.00) Item Number: 09-818 Description: Piston Kit, Bore 68.5mm You May Also Be Interested In 09-811 Piston Kit For Yamaha R09-970 Piston Kit 9630-951-1696 Oil Seal For STIHL 93102-36M33-00 Oil Seal For Yamaha