We may have goofed, but we're man enough to admit it. Despite the countless engine dynamometer tests car magazines publish each month, we've rarely-if ever-explained how an engine dyno actually works.

Jamestown, NY-based Valeo, a supplier of components, systems, and modules for cars and trucks, has upgraded its climatic vehicle wind tunnel to support the testing of heavy trucks. The wind tunnel now ...

One of the keys to any engine development program, from Winston Cup to the Saturday- night racer, is the ability to effectively evaluate changes to the engine. The goal of any engine development ...