Swapping in a new HEI, or even just pulling one out to service, is quite simple. All it requires is basic handtools and some background info on how the distributor works in conjunction with the engine ...

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 ...

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 ...

Classic Delco distributors are among the most rugged domestic distributors ever done. We’re rebuilding a cast-iron tach-drive distributor from a small-block Chevy. However, this tutorial applies to ...

Reliability, a simplistic design with many interchangeable components, and heavy support by OE-replacement and aftermarket manufacturers alike makes GM's HEI among the best executed distributor ...