Resistors - su Amazon AdRisparmia su Resistors. Spedizione gratis (vedi condizioni) How do I Wire a Ballast Resistor & Coil? | It Still Runs The typical automotive ignition system prior to 1974 consisted of a coil and ballast resistor, with breaker points to interrupt the current flow when a spark was needed. Technical - Please help ballast resistor wiring ignition wwwpyjournal››The Hokey Ass Message BoardHello everyone, I'm in need of some help. I have a 53 4 door. Engine just been rebuilt the 235 engine, and i am running my wiring for ignition. I'm..