Description
Genuine Mercury 12-19183-3 blue drain screw gasket ensures a tight, leak-free seal for lower unit ma Read More.
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Add to CartUsed with the 3/8 - 16 drain/fill screw found on all Mercruiser and most Mercury/Mariner outboards except those of Japanese origin.
Supersedes Mercury MerCruiser 12-191833
California Residents: 
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov
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