It's not often that you reveal the punch line in the opening paragraph of a story, but this is one of those rare occasions. While there is still no substitute for real-world track testing, chassis ...

A dyno test showed dangerously low oil levels can produce a 10 percent horsepower bump in an LS V8—for one run, at least. It’s Sunday, Sunday, Sunday, and do I have an offer for you! No, it’s not ...

View from inside the dyno cell during a test of the 470 inch Mopar engine. The throttle linkage comes loose at the end of the run and pops off.

We take a behind the scenes look at the building of a ZZ632 big-block crate engine and run it on GMs dyno.

Dialing-In The DynosA major aspect of putting together an event like the Jeg's Engine Masters Challenge is going the extra mile to ensure an absolutely level playing field. In our annual ...

We put our E46 M3 CSL on the dyno to find out exactly how much power it’s making after years on the road. Known for its lightweight design and legendary S54 engine, the CSL is a special car — but how ...