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:1275 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 Piston Kit 89-1110 STD Piston Ring R09-8039 Exhaust Elbow Gasket 27-864850A02 Impeller Housing Cup 340619