OEM Quicksilver MerCruiser Heat Exchanger End Cover Gasket – 8M0036987
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Description
Description
Quicksilver 8M0036987 seals the heat exchanger end cover on matching MerCruiser closed-cooling systems.
Product details
- Manufacturer part number: 8M0036987.
- Heat exchanger end-cover gasket.
- Cataloged with 4-inch end cap 8M0036623 in the referenced 350 MAG MPI cooling assembly.
- Replaces gasket 803644.
Fitment and selection
Verified in the 350 MAG MPI Alpha/Bravo and 5.7L EFI GM 350 closed-cooling catalogs. Match the heat exchanger assembly and engine serial number; end-cap size alone does not establish fitment.

