GM Small Block Water Circ Pump | EI 18-684M
GM Small Block Water Circ Pump | EI 18-684M
Eastern Industries
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GM Small Block Water Circ Pump | EI 18-684M
Engine circulating water pump for GM V6 and V8 small block marine engines.
- For GM V6 and V8 small block marine engines with stamped steel or composite timing covers
- This pump does not replace the engine water circulating pump used on 2007 and newer V6 4.3L engines without water bypass hole
- Includes pump mounting gaskets
- Pump is bi-directional
- Replaces Indmar 55-1045
- Replaces Crusader RA057027
- Replaces Marine Power 830213
- Replaces Mercury/Mercruiser 17437, 8503991, 46-8M0113734
- Replaces Volvo Penta 3853850
- Replaces OMC 3853850
- Replaces MMD Powerline 18-684M
! Compatibility references are provided for informational purposes only and do not constitute a fitment guarantee. Part numbers, application listings, and "replaces" cross-references are based on manufacturer data and are intended as a starting point for identification — not a guarantee of fit for your specific engine, hull, or installation.
Buyer is solely responsible for verifying compatibility with their engine model, serial number, model year, and trim configuration before purchase. If you are unsure whether this part fits your application, contact MacombMarineParts.com before you buy — we're available via text, email, or online chat to help verify compatibility for your specific application.
MacombMarineParts.com is not liable for parts ordered based on assumed fitment. Returns due to buyer-selected incorrect fitment are subject to our standard return and restocking fee policies.