The following ignition circuit diagram is for the 1941-1947 Ford 6 cylinder models. The ignition circuit system will have the following components: distributor, coil, resistor, ignition switch, ammeter, and a 6 volt battery. The coil is also separated from the distributor. Do study this wiring diagram before performing further action on your Ford’s wiring system. Click on image to view it larger in a new tab.