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?

On Day 1 of Diesel Power Challenge, the 9 reader-selected trucks are strapped to the dyno to find out which truck will earn bragging rights as the most powerful truck. Diesel Power Challenge 2013 is a ...

Starting engine dynamometer pulls at low rpm is hard on the dyno and hard on the engine. Today, engine dynamometer testing is an integral part of many HOT ROD engine buildups and product tests.

Meet the players, and watch as they square off in the first competitive segment of Diesel Power Challenge 2017 Presented by XDP. The chassis dyno at ATS Diesel Performance is the place where it’s all ...

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