Type-1 Oil Pump (Old Type) For Perkins A3.144, A3.152, AD3.152, AT3.152, T3.152, 903-27 903-27T Engines Please confirm fitment by engine type, some models have multiple engine options If you require the Type-2: Item Number: 166370231163 Fits: Massey Ferguson 20B, 20C, 20D, 20F, 30E, 30H, 35, 35X, 40, 40E, 133, 135, 148, 152, 230, 240, 245, 250, 253, 254, 350, 360, 363 550.