Reply To: Evinrude Speedifour spark plugs

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April 23, 2022 at 5:57 pm #258835
Buccaneer
Participant

    US Member

    The “old outboard book” recommends D9J for a replacement.
    I just ordered some on Ebay the other day, but think they were
    D9, which I presume is okay.

     

     

    Prepare to be boarded!