Two-stroke engines have steadily fallen out of favor over the last 50 years or so. While they sport great power-to-weight ratios and are often much simpler mechanically than their four-stroke ...

Towards the second half of the 20th century, the quest to create an engine with more power, long-term reliability, and higher ...

Add Yahoo as a preferred source to see more of our stories on Google. The two proposed adaptive engines that might one day power the Next Generation Air Dominance fighter have passed an important ...

Toyota’s modern performance image is built on turbocharged three-cylinders and hybrid hypercars, but one of its most ...

Add Yahoo as a preferred source to see more of our stories on Google. Ferrari is exploring a groundbreaking approach to the internal combustion engine, as revealed by a recent European patent filing.

With a slogan like “The Future is Ecclectic,” we’d expect some interesting things from INNengine, a startup based in Spain. The company is showcasing a “one-stroke” engine that works as an opposed ...

Despite its critics and moves toward electrification, the internal combustion engine is not yet dead. Though its design for passenger vehicles may have begun to reach its apex with Mazda’s Skyactiv ...

Combustion engines with an odd number of cylinders are not unheard of but are not particularly common, either. Honda‘s just trotted out an interesting one: A V3, so, two pistons on one side and one on ...

Contemplating the advantages of the pushrod-actuated overhead valve engine design in what appears to be the twilight of internal combustion might sound as anachronistic as a quick look at the value of ...

DAYTON, Ohio—The Air Force is working on one engine design to power the service’s highly secret new fighter jet—no matter which company builds the plane. The future engine, called Next Generation ...

Formula 1 agrees a two-step plan to change engine design in response to criticism of this year's new rules.