Engine power is a product of its overall displacement, but two similarly-sized engines with different bore and stroke ...

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 ...

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 ...

Bore and stroke do far more than define engine size. They help shape airflow, piston speed, torque delivery, and rev ...

Diesel engines in trucks and some passenger vehicles can derate power and go into limp mode, and this can be caused by a ...

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 ...

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 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 ...

Turbocharger use is more prolific than ever, and understanding how one works explains why it’s such a popular choice. To understand the benefit of a turbo, we need a refresher on the basics of the ...

D printing can be used for making all sorts of objects, including the cylinder head on your car, but how long would it last?

(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 ...