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    Compression Problem

    I have a 1990 5.7 Mercruiser 350 small block with an Alpha 1 (Gen 2) outdrive. The boat runs well but it often has trouble starting. I recently did a compression test because I have ruled out most other things? The starter, coil, plugs and wires were replaced last year. The carburetor...
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    Intermittent starting problem

    Hello there, I have a 1990 5.7 Mercruiser 350 small block with an Alpha 1 (Gen 2) outdrive. It has always been a little hard to start, but would eventually fire up. But this problem is eating away at me because it seems to be getting worse. The engine almost always fires right up at the dock...
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    How to calibrate a fuel gauge sender?

    Hello, The sending unit in my fuel tank went bad last season. I replaced it with a similar sending unit that looked to be about the same length. I was under the impression that it was working fine until I ran out of fuel at 1/4 tank reading. After filling the tank up time after time the...
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    350 Merc only reaching 3000 RPM

    Hello everyone I have a 350 Mercruiser 5.7 with an Alpha one drive in a Chaparral 27' Signature Cruiser. Unfortunately this engine has been a headache since day one. The initial problem was that it would back fire over 3000 RPMs and would not idel well. At the beginning of the season I put...
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