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 ...

Unlike older vehicles, which needed ignition tune-ups at least once a year, most vehicles on the road today have electronic ignition systems that are built to go for years without the need for them.

Whether you service your own ignition or need more troubleshooting savvy for road rallies and cruising, this month's lesson focuses on spark and ignition system basics. Understanding ignition ...

The GM performance enthusiast quickly recognized and embraced the benefit of instrumented testing in its ability to extract the most power from an engine. This was in part due to the acceptance of ...

So what can we conclude from this battery of swaps, tuning, and tests? That it takes a community to raise horsepower. By "community" we mean proper packaging of components and tuning to achieve the ...