In a single-cylinder engine, the ability to homogenize and maintain the fuel-air blend prior to and during the burn is a classic combustion-engine problem. Add additional cylinders, and introduce ...

The original Hemi was introduced way back in 1951, representing the latest and greatest standard engine of several full-size Chrysler models. Naturally, things have evolved since then. The Hemi found ...

You've seen the evidence. You disassemble an engine and witness the appearance of deposits—or their absence—on piston crowns and combustion chambers in the cylinder heads. You can relate the presence, ...

Will joined the TopSpeed team over two and a half years ago, bringing his lifelong automotive passion, writing experience, and editorial expertise along with him. Whether classic or modern, American ...

The internal combustion engine had its days, but the journey is about to end as the EV era dawns. Ever since this has become clear, the automotive industry, as well as big oil, have scrambled to save ...

Stellantis debuts the all-new 2.0-liter Hurricane 4 Turbo four-cylinder engine that combines advanced design and engineering innovation with performance combustion technology. This new engine ...

YouTuber Integzaa’s latest video gives us a neat look inside the combustion chamber of a four-stroke engine, using a transparent cylinder to show us how the piston moves within it to create internal ...

Automotive engineers have invested countless billions trying to improve upon the humble internal combustion engine, but not all those efforts have translated well. In fact, sometimes, things got weird ...

Electric vehicles are taking the world by storm and the internal combustion engine’s fate looks sealed, but there’s still life in the old gas-burning power plant. At least that’s what Astreon ...

Most everybody’s seen the “HEMI” logo on recent Chrysler-produced cars and trucks. Many muscle-car fans picture a 426ci big-block whenever the subject comes up in conversation. But still there are a ...