Piston Ring Set 4CYL 4-1/8" Bore Fits Allis Chalmers D17 WC WD45 WF 175 Tractors Ford 5/8"-18unf Threaded End

5/8"-18unf Threaded End

Carb Numbers: USX20

Spring coiled inside hose

3125106R92

If your tractor is 12-volt

Piston Ring Set 4CYL 4-1/8" Bore Fits Allis Chalmers D17 WC WD45 WF 175 Tractors Ford 5/8"-18unf Threaded EndQuality Aftermarket Piston Ring Set Fits Allis Chalmers D17, WC, WD, WD45, WF, 170, 175 gas LP Tractors Specifications 4 1 8"" bore, (2) 0. 093"", (1) 0. 125"" compression rings, (1) 0. 250"" oil ring Do not order by tractor model only. Due to the many different piston manufactures, 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