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    Exhaust Manifold Gasket

    I have a 2006 Mercrusier Tow Sport 5.7 MPI direct drive engine in a ski boat.Serial number OW395435. It has about 122 hours on it and has been very well maintained Last weekend heard a noise and raised the engine cover. I smelled exhaust. the noise was coming from the left side in the area of...
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    Raw Water Impeller

    I have an inboard ski boat that is going into it's third season with about 90 hours on it. I was wondering when I should think about replacing the raw water impeller. It is Mercruiser 5.7 MAG. I believe in preventive maintance but don't want to do it too soon. Any input would be appreciated.
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