Motorcycle owners looking for performance upgrades have several options open to them, with many bikers recommending a specific one for fellow riders..

The ex-GM engine that debuted in Rover’s P5B went on to enjoy an extraordinary career. Here's a look back at the development ...

Explore the 12 essential motorcycles of the 1970s that defined an era of innovation and excitement for riders.

Gearheads love to say that there's no replacement for displacement, but when you've got small engines more powerful than muscle car V8s, times have changed.

While engine performance across manufacturers has largely been balanced in recent years, the 2026 changes could deliver significant, potentially decisive gains. In 2014, when F1 first introduced ...

It was instantly the world’s most powerful production four-cylinder engine. Since then, variants of the M139 have made ...

Many people believe that police vehicles have more powerful engines than civilian cars. However, is that actually true?

The Mustang has spawned many impressive performance iterations and in this article, we're going to take a look at each ...

The Milwaukee-Eight sits at the top of the Harley engine hierarchy and the biggest one edges really close to the 2,000cc mark ...

Harley Davidson engines are better known for their low-end grunt and torque rather than for screaming power, and that's by design.

Kalmar’s 7-97 Turbo restomod weighs just 2,645 lbs, packs 650 hp, and hides its fury in a retro shell ...