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

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.

Anyone who has lived on a healthy diet of off-road and performance magazines has gotten a pretty good taste of the dyno process, even if it's just served on the printed page. It looks pretty exciting: ...