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Add to CartThis item has been discontinued by the manufacturer and is replaced by Mercury 27-96429
NLA - Replaced by 18-1204-1-9
Sierra 18-1204-1 exhaust manifold mounting gasket is a replacement for Mercruiser & OMC Stern Drives.
Use with:
Interchange
California Residents: 
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov
Other Details
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