18-3573 - Circulating Pump, 883925
18-3573 - CIRCULATING WATER PUMP -
Fits all 8.1L big-block GM engines
Replaces: Mercury #883925 -
For engines with composite timing cover.
Includes the 2 mounting gaskets as shown.
Sierra Marine Water Circulating Pump is equivalent to parts:
- 883925 Mercury Marine
- 9-42601 Mallory Marine
Additional information about this part can be found on page(s) 628 of the Sierra Marine catalog.