The driveshaft is an often overlooked, yet critically important component of a vehicle's drivetrain. Not only must it be strong enough to contend with the engine's output but it must also operate ...

Correct valvetrain geometry is critical to ensure trouble-free operation of an engine, especially during high-rpm operation. When building a new engine, many people simply reuse the original pushrods ...

Back in the V-10 days of Formula 1, it wasn't uncommon to see an engine rev to nearly 20,000 rpm—a number you'd never see on a road car. It was only possible thanks to the engine's extremely short ...

(Updated February 2020) The practice of engine swapping is nothing new, and dates back to a time when materials like rich mahogany and canvas were regulars amongst the automotive design arsenal.

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: ...

Every time we talk about an engine, we talk about the amount of horsepower it has. Even if we talk about electric motors in most modern EV, we tend to read the horsepower figure to determine the power ...