4.3GXiE-M Cooling System Seawater Pump Parts 4.3GXiE-M Parts on group Seawater Pump Parts: Pos. Part No Qty Parts name Comments 1. 21212799 [1] Pump 2. 21213664 [1] Impeller kit replaces 3842786 for gas engines 3. 21212794 [1] Impeller 4. 3858938 [1] O-ring 5. Not sold separately 6. 21951332 [1] Screw kit 7. Not sold separately 8. Not sold separately 9. 827247 [1] Sealing ring Parts catalog : Seawater Pump and Hoses, Freshwater Cooling 4.3GXiE-M Seawater Pump and Hoses 4.3GXiE-M Circulation Pump and Thermostat Housing, Freshwater Cooling 4.3GXiE-M Circulation Pump and Thermostat 4.3GXiE-M Heat Exchanger 4.3GXiE-M Hot Water Outlet, Seawater Cooled 4.3GXiE-M Hot Water Outlet, Freshwater Cooled 4.3GXiE-M