79004256 9004256 Tractor Water Pump w Gasket Fits Allis CHALMERS D10 D12 D15 Gas model-318D2L - The bottom inside diameter

- The bottom inside diameter of the cover is 2-1/8"

Flange: 6 Bolt Holes

512711001 and later

Part # A137101

4494-SET401

79004256 9004256 Tractor Water Pump w Gasket Fits Allis CHALMERS D10 D12 D15 Gas model-318D2L - The bottom inside diameterOne New Aftermarket Replacement Water Pump with Gasket Fits Allis Chalmers Tractors This aftermarket replacement water pump Fits Allis Chalmers (AC) gas engine tractors including the D10, D12, and D15 series. Part of the engine cooling system, the pump includes a fixed cast iron single groove pulley, a backplate, and both the pump to backplate and backplate to block gaskets for a complete, ready to install assembly. Replaces OEM part numbers 79004256