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#157200
lyks2tinkr
Participant

    US Member

    Thanks for the reply Jim.
    The donor crankshaft was from a 1936 model 4181 Lightfour
    Imperial that I know was a magneto ignition.
    I will mount the mag and flywheel from the 37 Handifour on the 4181 crankcase to see if spark timing is ok