Major Engine Overhaul Kit

Major Engine Overhaul Kit Allis Chalmers Major Engine Overhaul Kit for 138 & 149 CID Gas engines. 4 Cyl., Overbore 3-1/2” to 3-9/16”. Kit contains: Piston Liner Kit, Main Bearing Set (3), Connecting Rod Bearing, Overhaul Gasket Set with Seals. Fits Allis Chalmers models: D10, D12, D14, and D15. 4 Cyl. Bore: 138 CID Engine Overbore 3-3/8" to 3-9/16" - 149 CID Engine Overbore 3-1/2" to 3-9/16"