Does your Ford small-block need a potent ignition system? Performance Distributors Street/Strip DUI is an easy upgrade for a ...

Properly firing your engine's ignition is a necessity for good combustion-thus power. There are many aftermarket ignition choices for the RB Wedge and Hemi that offer added voltage to the spark plugs.

The demands for better emissions and fuel economy in the mid 1970s necessitated leaner fuel mixtures. These leaner mixtures required greater voltage and more spark to ignite. This challenge led GM ...

If there is a standard in the world for a stand-alone electronic ignition distributor for GM engines, it has to be the High Energy Ignition or HEI distributor. This large cap distributor first ...

It wasn't all that long ago that GM engineers designed the original HEI system to replace the decades old points-type ignitions. In the mid-'70s, leaner mixtures demanded greater voltage and more ...