Intake, compression, power, then exhaust. Every 4-stroke engine ever made – about 80% of all engines currently in existence – function on this principle – even rotary engines. But now, Porsche has ...

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 ...

PTC named Official Engine Design Software Partner of TRD; Creo CAD and Windchill PLM are designated solutions for design and ...

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 ...

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 ...

GE Aerospace researchers have developed a generative AI-powered design tool capable of producing preliminary hypersonic ramjet engine layouts in seconds, significantly reducing early-stage aerospace ...

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 ...

PARIS — Airbus and Boeing are each helping with tests of a radical new engine design with an open fan being developed by CFM International, making it a prime candidate to power the next generation of ...

OHV stands for overhead valve, and these types of powerplants can also be called pushrod engines. OHV engines have the intake and exhaust valves located above the camshaft, which is in the engine ...

All too often when traveling and teaching engine company operations around the country, I’m amazed at the varying layouts of engines. Whether I’m impressed or shocked, I often will ask, “Why did you ...