In this video, a brand new BMW M135i is tested on the dyno to measure its real-world power and torque in completely stock ...

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 tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are under real engine conditions.

A supercharged V8 engine is pushed to its limits on the dyno, revealing astonishing horsepower, massive torque, and pure mechanical aggression. This test showcases the raw power, instant throttle ...

Because all these intakes are designed for simple bolt-on 5.0 engines, we used our stock-displacement 302 short-block from Ford Racing Performance Parts as the foundation for this test. We then ...

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 ...

Let’s delve into how F1 engines are developed, through advanced simulations, reliability testing, and performance development ...

After more than two decades of flogging muscle motors on the dyno, Nick Panaritis thought he’d seen it all. But when a 472-cubic-inch Hemi arrived at his garage with a history as troubled as a street ...

The word nostalgia means different things to different people. Sure, we look back longingly at all those wonderful classis and muscle cars that got away, but do we remember them as being at least a ...