Did you know that on engine will run with the ignition coil wired backward? It will, however, reduce spark energy and make the engine run sluggishly. So remember, unless you have on aftermarket ...

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 ...