GM Big Block Circulating Water Pump | Eastern Industries 18-685M
GM Big Block Circulating Water Pump | Eastern Industries 18-685M
Engine circulating water pump for GM 454 & 502 CID marine engines.
- For all GM V8 454 & 502 cu. in. marine engines with stamped steel or composite timing covers
- Includes pump mounting gaskets
- Pump is bi-directional
- Replaces Mercury 8504541
- Replaces Crusader RA057019
- Replaces OMC 3855991
- Replaces Volvo Penta 3855991
- Replaces MMD Powerline 18-685M
