Ram’s twin-turbo Hurricane inline-six is replacing the long-running Hemi V8 in key truck and SUV models, and that shift has owners scrutinizing every early report of problems and praise. I set out to ...

Most engine mounts are pretty simple, but they handle two very important jobs: They help keep the engine in place and bear its weight, and they cut down on the vibration and noise so that you can have ...

Engine power is a product of its overall displacement, but two similarly-sized engines with different bore and stroke characteristics don't perform the same.

Engine knock is the sharp, metallic sound that cuts through the hum of a healthy engine. At its core, engine knock is a problem of timing. In a knocking engine, parts of the air-fuel mixture don't ...

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 ...

Renault-Geely's powertrain could be perfect for car manufacturers switching from just EVs to hybrids ...

As the United States marks its 250th anniversary, WTOP presents “250 Years of America,” a multipart series examining the innovations, breakthroughs and pivotal moments that have shaped the nation ...

The new 2026 Jeep Grand Cherokee will not have a V6 or V8 like you might expect. Instead, the large SUV will be powered by an ambitious 2.0-liter four-cylinder turbo cranked up to a substantial 324 ...

(iSeeCars) – The vehicle identification number (VIN) is a 17-character code that tracks every mainstream car built for the U.S. market since 1981. Because manufacturers assign these codes under rules ...

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 ...