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?

New Year celebrations traditionally include a fireworks display... or more. They represent an enchantment for most eyes, but they’re also deeply unsettling. After all, they’re obnoxiously loud and ...

When the same motor is engine dyno tested and chassis dyno tested, a different tune is needed to produce the most efficient power. Once installed in the car, the vehicle's accessories, exhaust, and ...

The GM performance enthusiast quickly recognized and embraced the benefit of instrumented testing in its ability to extract the most power from an engine. This was in part due to the acceptance of ...