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    Johnson 25 idle problem

    Hey- got a puzzle. I have a 1973 Johnson 25 with an idle problem. In the last 20 hours the power head was overhauled, the carb was overhauled and all ingition system was replaced (coils, points, condensors, pickup coil under flywheel). The ingition and carb are syncronized.<br /><br />When it is...
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    1973 25hp Johnson rough idle after warm

    When the engine is just started, it runs great at all speeds. However, when it warms up, after about 15 mins of running, it will not idle. It idles on 1 cylinder then eventually stalls. In addition to start it I have to start it in gear at 1/4 throttle setting. It has new points, condensors...
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