The Honda K-Series engines, renowned for their power and tuneability, are also known for their ability to rack up major miles ...

A fast-rising name in the hybrid vehicle market, Horse Powertrain has spent the past three years transitioning into one of ...

Horse Powertrain and Repsol have co-developed a hybrid concept engine that boasts higher mileage and lower carbon emissions.

Despite its critics and moves toward electrification, the internal combustion engine is not yet dead. Though its design for ...

Discussing which engine is better between a straight-six and a V8 is something that feels like a plotline from The Fast and the Furious, if the franchise actually cared about cars. It’s “import versus ...

The R-4360 Wasp Major was the peak of reciprocating aircraft engines, a 28-cylinder monster capable of 4,000 horsepower. In this breakdown, we trace how piston engines evolved from the Wright brothers ...

The rotary engine was an unconventional design that delivered great power for its size. Here's what's good and bad about it.

V-shaped engines can't use just any angle because some angles would make their forces unbalanced and generate undesired motions that could damage them.

One fascinating aspect of the automobile world is how many different engine sizes and configurations are available. From the large 16-cylinder 8.0L under the hood of Bugatti Veyron to the compact 1.6L ...

GM has filed a patent application a variable displacement valvetrain system with rocker shaft porting and insert sleeves for engine cylinder deactivation. The patent application is tagged with patent ...

The five-cylinder engine is uncommon relative to the ubiquitous four-cylinder, six-cylinder, or eight-cylinder variants. As an odd-number engine, it certainly is in a class of just three such engines.

In addition to adaptive-cycle military engines for combat aircraft, Pratt & Whitney is poised to develop constant-volume combustion rotating detonation propulsion systems for missiles. Credit: Pratt & ...