Power and torque are concepts we all know and understand, right? Well, not everybody can accurately describe the difference. Imagine, for a moment, you're stopped at a red light when a slammed '06 BMW ...

This small 4-liter engine powers an SUV and makes more torque than a Ford Predator V8.

Figuring out what's the most powerful bike of a bunch sounds like an easy job, but it's actually quite a challenge.

The use of a dyno to measure horsepower and torque is a valuable tool for the racer. If you use the dyno just to see what kind of torque and horsepower numbers your engine is developing, that may be ...