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  1. L

    parts catalog for a 1976 johnson 70HP?

    If anyone has one and can look up the part number for the engine decals for me I would appreciate it. <br /><br />Thanks!
  2. L

    Is 29mph what I should expect?

    I have a 1976 15' tri hull with a 1976 70 hp Johnson. The previous owner put in a new speedometer and per that at wide open throttle I can get to 29mph. Is that pretty good for this size engine in this boat? Or should it be faster?
  3. L

    1976 Johnson 70HP dies on warm throttle up

    It's very consistent. It starts and runs reasonably well for an old motor when cold, but, after it is warmed up if I stop and let it idle it will die as soon as I try to throttle up. It will not run on throttle up for a few minutes. After about 5 minutes of trying choking, using the warm up...
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