OIL PUMP

Oil pump assembly. Roto type, hex drive, 100 PSI. For 144 or 172 CID diesel engines. Tractor series 501, 601, 701, 801, 901, 2000, 4000, including HD industrial (1958-1964). Replaces C3NN6621B. Will retrofit 134 or 172 CID gas engine if necessary conversion parts have been installed when changing form gear type to roto type pump. Tractors: NAA, 501, 600, 700, 800, 900, 2000, 4000, (1953-1964). (M67E)