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    johnson 9.9 black sludge & runs hot

    I have been fighting this little bugger for a while. 79 9.9 has sat for a few years. rebuild carb,new fuel pump,fuel can, and hose,new water pump impeller and thermostat. to fix a stalling problem at full throttle. changed plugs seems to run better, full throttle and idle speed BUT now it seems...
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    79 johnson 9.9 misses

    this thing is getting to me... I had a problem where it would loose power at full throttle and only run full choke 1/3 speed. rebuild carb, new fuel pump, new gas tank and supply hose. adjusted according to carb kit. It starts a little harder than it used too, but over all seems to run ok...
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    79 johnson 9.9 dies at full throttle

    three years ago I was given a 79 9.9 johnson short shaft, manual start, outboard by my father who had it since new. It had sat around for a few years but ran well over all. now its thing is at full throttle it will run for twenty minutes or so and then rpms and power will fall off. If I apply...
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