15+ Gm Hei Distributor Wiring. If you’re working on a gm hei (high energy ignition) distributor, understanding its parts and how they fit together is critical for accurate repairs and maintenance. Learn how to wire a hei distributor in a chevy engine to improve ignition performance and reliability.

When wiring a gm hei distributor, it’s important to understand the wiring diagram and connect the components correctly. The hei system is a popular ignition system used in many general motors (gm). There are normally two wires on the + terminal on the coil.








