Reply To: Testing voltage to the points on the Sportfour Imperial

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October 30, 2025 at 8:12 am #301073
Gary H.
Participant

    US Member

    What about using a dual ballast resistor like the Standard Ignition RU-12. I believe one side is approx. 5 ohms and the other side is approx. 1.2 ohms. You could use the 5 ohm side and if needed, add the 1.2 ohm in series. Just a thought. They are not too expensive.