This video walks through an HEI distributor diagnosis and repair with a step-by-step fix, showing how to identify the problem ...

Back in the day, point-triggered ignition system tune-ups were routine and happened roughly every 12,000 miles, along with a set of spark plugs and an ignition timing adjustment. These days, we’re so ...

There is only one way to find out for sure. Many Street Stock racing classes limit the ignition to stock-style replacement parts. For most Chevrolet and Ford engines, this means an HEI distributor is ...

Racers are famous for being able to break just about anything. And not surprisingly, we're no different from them. A perfect case in point is our dyno test mule engine. We recently used it to test ...

Corvettes have had electronic ignition systems for over 40 years, starting with the powerful, dependable Delco HEI (high energy ignition) system in 1975 models. Prior to that, nearly all Corvettes, ...