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  1. #1
    Cadet Registered
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    Jul 2011
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    Default johnson 88 spl 1987 runs at 1/3 power at full throttle

    my johnson 88 runs only at about 1/3 power at full throttle and will not idle with out dying

  2. #2
    Fleet Admiral
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    Sep 2008
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    North Central Iowa
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    Default Re: johnson 88 spl 1987 runs at 1/3 power at full throttle

    Spark and compression ok? Have you checked the high speed orifices? Does pumping the primer bulb help?

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