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Idiot Proof Wiring Diagrams for 74's and Sportsters

Posted on August 04 2017

Idiot Proof Wiring Diagrams for Big Twin 74's and Sportsters. Wiring your Harley Davidson Chopper/Bobber/Café Racer doesn't have to be high stress if you stick to the basics. These simplified diagrams I copied from and old Easyriders magazine shows how basic it can be. If you've been around for a while chances are you will remember seeing these many years ago.
  1. Below - Simplified wiring diagram for 74's with three brush generator :
Harley Springer front end 2. Below - Simplified wiring diagram for 74's with two brush generator : Harley springer front forks 3. Below - Simplified wiring diagram for 74's with three brush generator : Harley Springer front end 4. Below - Simplified wiring diagram for 74s - 1970 and later Alternator Harley Davidson Springer front end 5. Below - Simplified wiring for 12 Volt electric start 74s and Sportsters Harley Springer top clamp 6. Below - Simplified wiring for 74s and Sportsters with Magneto, Bosch regulator and two brush generator Harley Springer 7. Simplified wiring for Sportsters and 74's with magneto, battery, bosch regulator and 2 brush generator. Harley Springer front end 8. Simplified wiring for Sportster and 74's with magneto and 6 volt two brush generator. (no battery) Harley springer fork 9. Simplified wiring system for 74's with alternator, kick start and magneto. Meat-ballsspringers All the best regards Tony

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