Around 1975, General Motors made a significant advancement in stock passenger ignition technology: the High Energy Ignition (HEI). One of its major features was installation simplicity. The coil was ...

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 ...

MSD is a name that's synonymous with high-quality ignition components. With products ranging from coils to rev limiters, the company is probably best known for its array of ignition control boxes that ...

3 … 2 … 1 … Ignition! - We replace the archaic points ignition system in our '67 AMD Chevelle with a modern electronic Ignitor III from Pertronix. It doesn't ...