Category Snowmobile/Other Back Piston Kit 09-665 STD Snowmobile Parts & Accessories Type: STD 01 (0.25) 02 (0.50) 03 (0.75) 04 (1.00) Viewer:1273 Item No: 09-665 CC:398 Bore (mm):65 Number of Cylinders:2 Fits: 1975-1977 John Deere 400 You May Also Be Interested In Top End Gasket Kit 09-710010 Piston Ring R09-662 Piston Kit 09-804 Voltage Regulator 21066-0047