Re: 1936 Johnson A-80 4.5 hp Spark Plugs?

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November 9, 2017 at 5:16 pm #67175
Buccaneer
Participant

    US Member

    Thanks for the replies. I can get the Champion D-9’s
    in town, and have some Autolite 3116, copper core,
    non-resistor, coming. Sounds like they may be
    too hot on the heat range though.

    Prepare to be boarded!