A four-stroke engine is a magnificent thing. A complex machine capable of turning flammable liquid into useful work, it has dominated the automotive world for the best part of a century. Now, thanks ...

You've probably heard of two- and four-stroke engines, but what are the four strokes of a gasoline engine? And how do they ...

It's important to keep in mind that the combustion process occurs in a very brief period of time. Due to a variety of conditions that include mixture density, homogeneity, temperature, fuel ...

Big drivers of combustion research include climate mitigation and greenhouse gas reductions. By changing the way we achieve combustion, we can optimize the process and make it more efficient.” Changes ...

You're probably familiar with the standard combustion process that powers most cars, but some engines use a more efficient ...

NOTE: With this issue of HOT ROD, your Shop Series begins a slightly different and more comprehensive approach to the discussion of engine and vehicle basics. In the coming months, you'll find a frank ...

From a gearhead's viewpoint—take that back, anybody's informed perspective—there's one guy who stands out as a catalyst in the art of automotive as we know it. Not talking about the caveman who ...

In most automobiles, heat is inevitable. That's because an internal combustion engine (ICE) powers most vehicles. In an ICE, fuel burns to create power, and the process releases heat. A lot of heat.

Horse Powertrain, a joint venture between Renault, Geely, and Aramco, has unveiled an innovative hybrid engine that promises to push the boundaries of fuel efficiency.