Four Wheeler's Verne Simons shows us how to install a Davis Unified Ignition HEI Distributor in an AMC 304 V-8.

Read about how to install GM's Advanced High Energy Ignition electronic distributor in 4Wheel & Off-Road Magazine.

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.

Performance Distributors D.U.I. HEI Performance Distributors in Memphis, Tennessee, has long been recognized as an ignition system leader.

Also, there's no external ignition coil like with a points distributor. Instead, it's built into the HEI distributor's cap, making for a simple install.