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Housing Thermostat Cover Mercruiser GM 454 7.4L 502 8.2L V8 47442


  • Part #: OSCMC55-TBB

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Thermostat Cover Housing for Mercruiser GM 454 cid 7.4L and 502 cid 8.2L big block V8. Notice the offset holes. The models that have an aluminum intake manifold normally had the holes straight across from each other therefore they would use a small block housing.
Replaces: Mercury Marine Quicksilver original equipment part # 47442Genuine  Osco  Parts

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