The HEI Distributor has been a standard in the world of stand-alone electronic ingitions since 1974. We give our HEI Distributor a tune-up in the February 2013 issue of Car Craft Magazine.

The HEI distributor is an inductive-discharge-style ignition, but with the points replaced by a solid-state switching device called an electronic ignition-control module.

The HEI’s integrated ignition coil in the distributor cap makes it the most compact ignition system in history. No external ignition coil to sweat out.

Racers running a stock HEI often develop a high engine-speed miss around 5,500 rpm that essentially acts as a rev limiter. The HEI can't develop enough ignition energy to properly fire the spark ...