Piston Ring Set 4" Bore Fits John Deere M MC MT 40 320 330 Tractors AM1625T carburetor Quality Aftermarket: Wing Fastener w/

Quality Aftermarket: Wing Fastener w/ Knurled Cross Pin (For Fuel Tank Door)

Super WD6 (up to SN 3950)

400" Diameter

77 (SN: 403186 and up)

Piston Ring Set 4" Bore Fits John Deere M MC MT 40 320 330 Tractors AM1625T carburetor Quality Aftermarket: Wing Fastener w/Quality Aftermarket Piston Ring Set Fits John Deere M, MT, 40, 320, 330 series 2 cyl. Tractors Specifications 4" bore, (3) 0. 093" compression rings, (1) 0. 250" oil ring Do not order by tractor model only. Due to the many different piston manufacturers, there can be as many as 8 different ring sets available for one particular engine. To ensure you order the correct rings, we will need the following information: 1.) bore size, 2.) thickness of each