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1972 Evinrude 18 hp spark plugs?

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  • 1972 Evinrude 18 hp spark plugs?

    Hi Im new to this forum. Just trying to find out what plugs to put in a 1972 18 hp evinrude outboard. Also I need the gap settings. Thanks for any help!!

  • #2
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    Re: 1972 Evinrude 18 hp spark plugs?

    Champion J4C gapped to .030

    Welcome to iboats.....

    Johnson - Evinrude Top Secret Files:

    Proudly Dedicating My Time To Antique And Vintage Style Outboards!