Learn how to properly wire a GM HEI distributor and coil with a detailed wiring diagram. Find step-by-step instructions and troubleshooting tips to ensure your ignition system works properly.. The High Energy Ignition (HEI) distributor is a popular choice among Chevy car owners who want to improve their vehicle's performance and reliability. This electronic ignition system offers better spark and more precise timing, resulting in improved combustion and overall engine efficiency. However, upgrading to an HEI distributor requires proper wiring to ensure that the ignition system.
Learn how to wire a GM HEI distributor and coil with this detailed wiring diagram. Improve your vehicle's ignition system today.. Learn how to wire your GM HEI distributor and coil with this step-by-step diagram. Improve your engine performance with the right wiring setup.