Category Snowmobile/Ski DooSki Doo - Snowmobile Piston Kits Back Piston Kit 09-765 Snowmobile Parts & Accessories Type: STD 01 (0.25) 02 (0.50) 03 (0.75) 04 (1.00) Viewer:1223 Item No: 09-765 Bore: 59.50mm Fits: 1978-1973 Ski-Doo TNT F/A 340 You May Also Be Interested In Piston Kit 09-778 Piston Ring R09-742 Top End Gasket Kit HS-710024 Top End Gasket Kit HS-710162C Watch Our Product Videos