5.7GiI-F; 5.7GXiI-G Cooling System Seawater Pump Parts 5.7GiI-F, 5.7GXiI-G 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 : Hot Water Outlet, Seawater Cooled 5.7GiI-F, 5.7GXiI-G Hot Water Outlet, Freshwater Cooled 5.7GiI-F, 5.7GXiI-G Seawater Pump and Hoses 5.7GiI-F, 5.7GXiI-G Seawater Pump and Hoses, Freshwater Cooling 5.7GiI-F, 5.7GXiI-G Circulation Pump and Thermostat 5.7GiI-F, 5.7GXiI-G Circulation Pump and Thermostat Housing, V-drive with Freshwater Cooling 5.7GiI-F, 5.7GXiI-G