Water Circulating Pump for Mercruiser 7.4-8.2L V8 GM Big Block - 850454:
Water Circulating Pump
Replaces: Mercruiser 850454-1, OMC 987447, Volvo 3855991, Crusader 30103, PCM RA057019
Fits: Big Block GM V-8 454 & 502 cid
Mallory Marine water circulating pumps are manufactured to the highest quality standards.
All of the circulating pumps are bi-directional so one part number will fit both standard and opposite rotation engines.
Features:
Meets all OEM dimensional specifications
High quality castings with premium coatings to resist corrosion
Marine grade brass impellers, fittings, and plugs
Highest quality seal available for extended service life. The seal utilizes a carbon phenolic primary ring and nitrile billows to resist chemical and harsh conditions better than the competition
All mounting gaskets are included
API MARINE: WP1900