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    Yamaha 99 idling bad - what's wrong

    2016 Yamaha 9.9 is idling rough. Good gas. Rebuilt carb.
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    1985 Mercury 75 hp idle adjustment

    I just bought a boat with a 1985 Mercury 75 hp outboard and need to know the proper way to adjust the idle for the best performance. I have the manual but those sometimes leave out little important things. We just rebuild both carbs and replaced the plugs, it is running OK, but I still do not...
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    why is my johnson 9.9 leaking - please see pictures

    I have a 1974 Johnson 9.9 that is leaking from both the upper part of the lower unit and the upper part of the exhaust unit. It was running good until the last hour when it started missing a little, no loss of power, did not stop pissing, was not over heating, just stared leaking after taking...
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