Nitrous oxide, often called NOS in car culture, is a colorless gas that can dramatically increase engine power by delivering ...

Like many wonderful and useful scientific things, nitrous oxide was discovered by accident in 18th-century England, and much later (during the '30s and '40s) it was used by dentists as an anesthetic.

The never-ending quest for horsepower centers around air. Popular modifications allow an engine to pump more air by means of efficient induction components or longer valve-opening events. Other ...

With all the hype surrounding backyard-built, pump gas monsters these days, we here at the magazine figured we'd try something along those lines ourselves. There's absolutely no denying that these ...

How nitrous works. How does a nitrous oxide system increase horsepower? By adding nitrous oxide to an intake charge, an ...

The 13th episode of Engine Masters, presented by AMSOIL, is an unlucky one for a poor little 305ci Chevy small-block. It was the victim of our test of how much nitrous oxide power boost can be ...