FULL FLOW PUMP/FILTER 71-ON, dune buggy vw baja bug H.D. Aluminum Full Flow Filter Oil Pump For Late Dished Type Camshafts 1971 Thru 1979 (Commonly Referred As 4 Rivot Cams) 32mm Gears Includes 8mm Installation Bolts With Gasket For Late Models Includes Spin On Oil Filter Will Not Work With Stock Muffler Or Empi Exhaust #3417