When General Motors introduced the High Energy Ignition (HEI) distributor in the mid-1970s, it was revolutionary. So much so that it still has a strong following among today's hot rodders. Like other ...

This is the era of modern wonders, where everything is transistorized, digitized, and miniaturized. Yet even now, many enthusiasts still use breaker point ignitions on their classic Chevys. For others ...

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 ...

In the muscle car era, high-performance ignitions went from single points to dual points (for an extended dwell period), back to single points (simpler and still effective), and then to transistorized ...

This is the era of modern wonders, where everything is transistorized, digitized, and miniaturized. Yet even now, many enthusiasts still use breaker point ignitions on their classic Chevys. For others ...