Re: 1940 Johnson HD-15 Magneto testing

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June 29, 2017 at 2:37 am #60578
garry-in-michigan
Participant

    If you only have one lobe, you need a magneto with two coils. If it is original and ran before, you have two lobes. If you got it apart in a box, all bets are off. . . 😆