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    stanmcc's Avatar
    stanmcc Posts: 1, Reputation: 1
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    #1

    Nov 5, 2011, 07:46 AM
    12.5 briggs lack of consistent spark
    12.5 hp briggs does not have consistent spark to the plugs, anyone know what would cause this?
    DG's Avatar
    DG Posts: 1,375, Reputation: 109
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    #2

    Nov 5, 2011, 07:53 AM
    Could be the coil / amuture .
    Or key switch .
    Ground going to the engine .
    If its on a tractor could be safety switch.

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