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

Bugatti developed a special dynamometer just for its hypercars. The Bugatti Chiron is too fast and powerful for a regular dyno. Dynamometers are a huge part of the testing process for new cars as well ...

"Dyno verified" can mean different things, depending on which dynamometer that car was rolling atop.

The Tesla Inc (NASDAQ:TSLA) Model S Plaid is one of the most powerful production vehicles on the road with a 0 to 60 time of 1.99 seconds, 1,020 horsepower and a peak of 1,050 pound-feet of torque in ...