Recent content by drumnfishrman1

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    Merc 5.7 1992 Knocking

    Just purchased a used Wellcraft with a 5.7 Merc. When at idle there is knocking coming from the engine, throttle it up and it goes away. Engine runs very strong and smooth. Took it back to the dealer and was told it's the exhaust baffles. When I got a second opinion I was told it was water in...
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