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    Max RPM on johnson 70?

    I have 1974 johnson 70 and was wondering if anyone knew what max RPM on this motor is? Thanks!
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    what are the correct spark plugs?

    I have a 1974 johnson 70hp outboard,and was wondering what the correct spark plugs are suppose to be? Thanks
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    tach for 1974 johnson 70hp

    I am looking for a bit of info on a tachometer for my 1974 johnson 70 hp. i have learned that the motor is a 12 pole system i think, which i have no idea what that means. But i think from what i have learned that means i need a 6-pole tach. If someone could fill me in on what all this means and...
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    get'in ready for winter

    Hi, I have a 1974 johnson 70hp on a 16' tri hual and have no idea what i need to do to prepare this motor for winter as far as making sure the water is out of it and nothing is damaged on my boat or motor by freezing weather. Some sugestions would be great! Thanks!
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    heavy skier vs light skier

    well i tried everything sugested about sking behind my 74 johnson 70 and i could not get up it was close but no cigar every time i tried to stand up the skis would sink and drag, boat would not plane fast enough. I weigh 250 lbs and my brother who weighs 150lbs who has never skied before got up...
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    can you ski behind a 70 hp johnson

    i have a 15 ft tri hual with a 70 hp johnson i can not get up on skis it seams like there iss too much drag on boat and it wont let boat plane out fast enough. it pulls a tube just fine but i can not get up on skis i dont know if i have right prop set up or right motor set up,it does not have...
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    74 johnson 70 hp how to tell if water pump is working?

    i was just wondering how you can tell if water pump is working on a 74 johnson 70
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    does anybod know where to set the rubber stop on full spark timer advance

    i have 1974 johnson 70 want to know where to set the rubber stop on the full spark timer advance srew that is under flywheel
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    1974 johnson 3 cyl. 2 stroke questions

    the motor seems to run fine in the middle and on top once the boat planes but it does not seem to have a lot of power down low-like it isnt reving fast enough to plane out it just wants to bog
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    can you tell year from model number?

    i have this johnson 70 the model number is 70esl-74m can you tell year from this number?
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    johnson 70 no power when starting out

    this johnson 70 runs great once boat is planed out, it also starts and idles fine but when under load or with 3 or more people in boat it doesnt want to plane out or accelerate very good cannot figure it out
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