Sierra Marine
Total Price:
This Sierra 18-2945 Drain Screw Gasket is used with 3/8-16 drain/fill screw found on all Mercruiser and most Mercury/Mariner O/Bs. This gasket is used in most lower units and sea water pumps.
Interchangeable with:
California Residents: WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov
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