5.7Gi-G; 5.7Gi-GF; 5.7GXi-H; 5.7GXi-HF; 5.7OSi-G; 5.7OSi-GF; 5.7OSXi-G; 5.7OSXi-GF Cooling System Seawater Pump Parts 5.7Gi-G, 5.7Gi-GF, 5.7GXi-H, 5.7GXi-HF, 5.7OSi-G, 5.7OSi-GF, 5.7OSXi-G, 5.7OSXi-GF 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™ 5.7Gi-G, 5.7Gi-GF, 5.7GXi-H, 5.7GXi-HF, 5.7OSi-G, 5.7OSi-GF, 5.7OSXi-G, 5.7OSXi-GF Hot Water Outlet, Seawater Cooled 5.7Gi-G, 5.7GXi-H, 5.7OSi-G, 5.7OSXi-G Hot Water Outlet, Freshwater Cooled 5.7Gi-GF, 5.7GXi-HF, 5.7OSi-GF, 5.7OSXi-GF Seawater Pump and Hoses 5.7OSi-G, 5.7OSXi-G Seawater Pump and Hoses 5.7OSi-GF, 5.7OSXi-GF Seawater Pump and Hoses 5.7Gi-G, 5.7GXi-H