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