Now available free in the iTunes App Store! The MSD Ignition Wiring Diagrams and Tech Notes app offers an all new outlet for customer help - perfect for late night wiring thrashes. MSD took the Wiring ...

Older vehicles with distributor-type ignition systems use ignition (or spark plug) wires to send electrical current from the distributor to individual spark plugs, with the timing based on their ...

Have you ever watched your Mustang's ignition system in the dark with the engine running? Because ignition systems produce 20,000 to 50,000 volts of high-energy electricity, a certain amount escapes ...