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 ...

What's the best way to supply fuel to a wet nitrous oxide system on a multi-port EFI engine? Q:I have a 1992 Olds Achieva with a highly modified W41 Quad 4. It has been fortified with forged Eagle ...

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 ...

Did you see "The Fast and the Furious" last summer? It was a really silly movie about drag racing rice rockets, but it made stars out of an actor called Vin Diesel and a gas called nitrous oxide. Vin ...

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 ...