Major Engine Overhaul Kit

Major Engine Overhaul Kit David Brown Major Engine Overhaul Kit for AD3/49A engine. 3 Cyl. 4 Piston Ring. Standard Bore 3.939”. Kit contains: Piston, Piston Rings, Main Bearing Set (4), Thrust Washer Set, Connecting Rod Bearing, Connecting Rod Bushing, Upper Gasket Set, Lower Gasket without Seals. Fits David Brown tractor model: 770 (Selectamatic Diesel) 3 Cyl, 4 Ring Piston Bore: 3.939"