Mazda's rotary engine may not have survived were it not for the actions of this rebellious group. This is how the Mazda RX-8 came to life.

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 ...

Explore the rise of GM's iconic LS small-block engine, from its debut in the C5 Corvette to its impact on performance standards and enthusiasts today.

Gear-heads might be familiar with the "Stovebolt" engine's name, but how did it get that moniker? And what made the engine so ...

Moving from a 2025 Ram 1500 SO to a 2026 HO seemed like an obvious upgrade, but one owner explains why the newer truck’s ...

The HEMI engine is named after the engine's hemispherical shaped piston heads. While Chrysler brands popularized and trademarked the name, HEMI-style engines were developed in the early 1900s. The ...

Generally, we associate inline-six engines with pretty excellent reliability; for example, the ultra-reliable 4.0-liter straight six in classic Jeep Cherokees routinely reach six-digit mileage counts ...

In the interest of preserving hot rodding history, we frequently republish old stories simply for the fun of it, but in cases like this camshaft technical overview from three decades ago (“Choosing ...

An engine number is a special alphanumeric code that is imprinted on a motorcycle engine, and its primary use is as a unique identifier for the engine. Manufacturers differ on what is included, but ...

GM Authority is taking a closer look at how an engine block heater works, while outlining how it can improve cold-weather ...

For many people, driving is as simple as hitting the gas to go — for more engine power — and using the brakes to stop. But your motor can actually help slow you down in certain situations, too. It's ...