The demands for better emissions and fuel economy in the mid 1970s necessitated leaner fuel mixtures. These leaner mixtures required greater voltage and more spark to ignite. This challenge led GM ...

The contact-points ignition system has been used on the internal combustion engine since the early 1900s because it is simple and durable. Compared to the computer-controlled ignitions used in today's ...

Ignition systems have one of the toughest jobs under the hood of vintage Mustangs. They handle the very precise job of firing spark plugs in concert with the engine's crank and cam timing events. It's ...