Re: Martin 200 spark plug

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March 13, 2016 at 3:24 pm #33367
John Schubert
Participant

    Lifetime Member

    Rich,

    According to my Champion Spark Plug catalog the J-3 is correct or J-63R. If you wanted a little colder you can use J57R, I have boxes of them & will trade to you for a good starter pull handle for a MK30/55/30H/55H.

    John