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  1. #1

    Default 1977 70hp Johnson spark plug gap..?

    Can someone plz help me find the spark plug gap size for my 1977 70hp Johnson outboard..

    I don't have the model # handy but if I need to post it, I can have it posted tonight when I get home..

    Thx..

  2. #2
    Senior Tech Advisor tashasdaddy's Avatar
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    Default Re: 1977 70hp Johnson spark plug gap..?

    FLORIDA GATORS
    TEBOW Country



    Please, NO PM's (Private Messages) regarding boat/engine problems. they will not be answered.
    That is what these forums are for. Post your questions, in the appropriate Forum.

  3. #3

    Default Re: 1977 70hp Johnson spark plug gap..?

    [QUOTE=tashasdaddy;2753328]here you go. [url]

    Thx.. I can't read the chart on my pda but I can check it when I get home..

    I was looking below in the topic and found the same topic I have and the gap should be .030..

    I'll check it off that website to make sure tho..

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