Nitrous oxide is a powerful oxidizer. What this means is that if you pump it into an engine along with additional fuel, you can make a lot more power at the push of a button. Often referred to as ...

Westech Performance dyno tests a solid-roller big-inch Chevy drag engine on nitrous. Nitrous isn't for the faint of heart, but if you have the stones and know what you're doing, then it's a proven ...

This was a lot tougher than we thought. Some time ago, Speed-O-Motive built a test engine whose only purpose in life was to live on the dyno and test our harebrained ideas to make more power. While ...

When it comes to modifying an engine, there’s plenty of different ways to make power. One can stick to the naturally aspirated methods, or turn to adding boost or nitrous oxide. Richard Holdener ...

This big mouth is SRD's '93 Civic drag car, powered by a sleeved, Endyn-built H22. The massive intercooler is fed by an equally massive GT35 turbo usually pushing 25 psi of boost. Scared of nitrous ...

"We'd be happy with 480 hp on motor, any more we'd consider it a gift from the racing gods," is what we thought as we travelled up Interstate 15 with our Rapp Racing small-block securely strapped in ...

In this video, we take my MK4 Supra to a chassis dyno to compare the results from a previous hub dyno tune. The same car and setup yield different results, leading to a fascinating dyno comparison.