4.3GL-G; 4.3GL-GF Cooling System Seawater Pump Parts 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 : Neutra-Salt™ 4.3GL-G, 4.3GL-GF Hot Water Outlet, Seawater Cooled 4.3GL-G Hot Water Outlet, Freshwater Cooled 4.3GL-GF Seawater Pump and Hoses 4.3GL-G Seawater Pump and Hoses 4.3GL-GF Circulation Pump and Thermostat 4.3GL-G