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    engine won't shut off

    Was tuning my engine today on muffs and engine started to rev into real high rpm's so I go to shut the engine off and it won't turn off. Key completely out of the ignition and it's still running. So I unplug the fuel line and pull the spark plug wires and it's still screaming. Finally choked...
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    power loss

    I recently did a de-carb on my motor and took it out to run it at wot. After about 5 minutes at wot it started to lose power on me and eventually died. Would not restart. Compression before the decarb was 82 top, 72 bottom. After decarb 96 top, 92 bottom. After the lake run I checked it...
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    Motor dies when shifting

    Hello all. I've posted before regarding this engine and have gone through everything I know to do and has been suggested to me. Engine fires right up, idles perfectly fine, but dies as soon as I try to put it into gear, both forward and reverse. It is a 1974 johnson 50 hp. 50esl74. I have...
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    gearcase oil

    I have a 1974 johnson 50 hp and am wonering if it is okay to use dexron III transmission fluid in the LU? The manual recommends SeaLube Gearcase Oil or dextron transmission fluid by gm. Have poured over other posts looking for an answer to no avail. Had an extra bottle of tranny fluid so I...
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    problem shifting

    I have a 1974 johnson 50 hp motor. I'm having a problem getting consistency with the engine idling after I've had it in gear. Let's say i run it to get to a fishing spot, shut it off, fish for a while, then start it back up.....it may start fine or seem to be idling a little high, then I go to...
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    1974 johnson 50 hp high idle

    Having a problem with my engine idling high. Starts okay but after I go into forward or reverse and return to neutral it continues to run heavily. Seems that the idle control arm on the engine is not returning back far enough to lower the idle speed. I can push it back by hand and the idle...
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