Dynamometer tests are used to measure a car's torque and rpm response. But how do they get that information? And how reliable is what they get?

Four California dynos tested the same Mustang Dark Horse and couldn't agree on what Ford's 500 hp claim means at the wheels ...

The 2025 Chevrolet Corvette ZR1 arrives with a headline figure that would have sounded like fantasy a decade ago: a factory claim of 1,064 horsepower. That number alone would cement its status as a ...

There’s no doubt that the GR Corolla is an incredibly fun hot hatch. In fact, after driving it last year, we think it’s one of the best things Toyota has done in a long time. Now, one new owner has ...

You've probably seen countless Corvettes, Mustangs, and even Ferraris strapped down to a dynamometer to see how much power they make. But we can almost guarantee you've never seen a 1927 Bugatti Type ...