Formula 1 cars have some excellent thermal efficiency, with even the best mainstream cars just scraping under their potential ...

A modern Formula 1 power unit squeezes more useful work from a liter of fuel than any production car on the planet.

As you may know, an engine's compression ratio is directly linked to its combustion efficiency. All else being equal, higher-compression engines tend to make more power while offering better fuel ...

A computer generated power stroke of an internal combustion engine, following ignition - Pathompong Thongsan/Getty Images When comparing engine specs for nearly any combustion engine automobile, we ...

Formula 1 engines make huge amounts of efficient power thanks, in part, to pre-chamber ignition, but it was actually Honda that pioneered the tech in the '70s.

Geely unveils a hybrid engine with 48.4% thermal efficiency and 105 mpg, setting a new benchmark for production powertrain ...

Geely, a leading Chinese automaker, has developed an engine with a remarkable 48.4 percent thermal efficiency, setting a new ...