We can hear the howling already. "Why do I want to put some junk GM ignition on my (insert AMC, Mopar, or Ford)?" The answer is: Don't—unless you like the idea of a higher-performance, more-efficient ...

This is the era of modern wonders, where everything is transistorized, digitized, and miniaturized. Yet even now, many enthusiasts still use breaker point ignitions on their classic Chevys. For others ...