Replacement Mercruiser electric fuel pump used on 4.3L carbureted engines and as a delivery pump on some throttle body fuel injected models. Mercruiser Electric Fuel Pump | EMP 1397-00818 Electric fuel pump kit for Mercruiser 4.3L engines Used on some carbureted engines and some TBI engine models Kit includes wiring, mounting grommets and fittings Replaces Mercury 805025A2, 805656A2, 805656A5, 205656A6, 861155A5 and 861155A6 Replaces Sierra 18-8867