B733 Posted August 30, 2018 Share Posted August 30, 2018 need help with wiring diagram. need diagram for 1957 b73, or somewhere about there, 12 volt positive ground, 24 volt starter, Cummins powered, with circuit breakers instead of fuses. got most of harness built need diagram to finish new harness, old harness copied as far as i could. had trucker/electrician make mods to it over years. engine going back in frame now, chrome sent out, cab ready to paint. Quote Link to comment Share on other sites More sharing options...
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