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    Engine turns, but no speed

    I have a 1989 140 hp Mercruiser with the Alpha one stern drive. I took it out on the lake after fixing the carb (thanks for the help) and when I started out we seemed to be going along fine at a couple of knots, but when I gave it some gas the engine rev'ed but we didn't make it on plane. I...
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    How do I tune my MerCarb?

    I have a 1989 Thompson with a 4 cyl. 2bbl. Mercarb. I have had trouble with the engine flooding (gas runs down venturi after engine is stopped, leaves about 1/4" in bottom of intake manifold). I have read some of the postings and am going to check on the float setting, and rebuild the carb...
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