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    Improving performance of johnson 55hp

    What can i do to gain a few mph and maybe better fuel economy? The obvious answer ive been considering is re-power with a larger engine but my local market hasn't given me any leads. Im considering doing a re-ring, hone, all new gaskets and shave the head some. compression was kinda low at...
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    Causes of power pack failure

    What causes the power pack to go bad on cdi engines ? I believe mine is fried but I don't want the new one to suffer the same fate.
  3. C

    1977 Johnson 55hp stalls at idle and won't rev over 1200rpm

    Hello everyone, I'm new to boating this year. I purchased an old trihull and an unknown condition Johnson 55hp 2 cylinder. So far I've replaced the coils, stator, plugs (ngk 2129), fuel pump, rebuilt carbs and changed jets to the size listed in the parts manual. I tried to take this boat out...
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