The ignition system is one of the most crucial links in the performance chain of a strong engine. High-flow heads, lightweight pistons and a trick exhaust system don't mean squat if you're using a ...

Editor's Note: Way back in March of 1998, GMHTP ran "Opti-Spark" by Ray Bohacz, an engineering-level dissection of GM's Opti-Spark distributor. This evolutionary ignition component was a bridge ...

Without a solid spark your gasoline car will feel lazy, and your wallet will be empty. Optimizing your ignition is an easy and rewarding task that is not being taught to late model enthusiasts, so let ...

Ignition coils sit at the center of every gasoline engine’s spark, yet they usually stay invisible until something goes wrong. When a coil starts to fail, the symptoms can look like fuel problems, ...

On the surface,spark plug wiresare a pretty basic part they carry spark energy from the distributor (or coil) to the spark plugs. But when you actually go to purchase a set, you find out that there ...