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 ...

Swapping in a new HEI, or even just pulling one out to service, is quite simple. All it requires is basic handtools and some background info on how the distributor works in conjunction with the engine ...

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 ...

There are actually two new boxes and a distributor for your circle track car from MSD. The first part is called is the Circle Track LS Engine Control box. It's forwait for itLS engine swapped ...

Transient Plasma Systems is working on a new advanced ignition system that could replace traditional spark plugs in gasoline engines. This could reduce emissions and improve the efficiency of internal ...