VW 1600 Based Type 1 In/Out Oil Pump With Cover And Fittings. Late model replacement full flow in/out oil pump with 31.9mm gears and special cover and barbed brass fittings. Fits late 8mm case upright motors. Full flow in/out cover comes with brass barbed fittings hardware and gaskets. 1600cc up to 1970 3 rivet flat or 1600cc 1971 - 1979 4 rivet dished.