The term horsepower has been a staple in the automotive industry for decades, but why exactly do we use it? The concept dates back to the 18th century when engineer James Watt sought a way to compare ...

Add Yahoo as a preferred source to see more of our stories on Google. Language is an imperfect medium, but it's what we've got, so let's go with it. Determining the swept volume of inventor Felix ...

High performance engine building is the art of attention to detail. Top engine builders don't take anything for granted. John Bouchard, engine builder at Boost Addicts in Madison, Tennessee showed us ...

Engines Podcast Engines of Our Ingenuity 2788: Measuring Our Machines Episode: 2788 Measuring and testing our machines — not yet as electronic as it might seem. Today, an old book on testing machines ...

As gearheads, we love to remember numbers. Many can probably rattle off all sorts of specs from various cars and engines. Cubic inches, rearend ratios, and camshaft lift specs are a lot of the common ...

Setting up a race car can sometimes be a long and frustrating process. That's because so many important settings are affected by another, equally important, setting. For example, caster affects ...