Gasoline engines operate on the Otto cycle, relying on standard four- or two-stroke combustion. What is the Atkinson cycle, ...

Formula 1 teams are testing in Bahrain this week, but a storm is brewing in the background that might turn the season on its head. A rule change could be introduced to rein in the Mercedes power units ...

F1’s 2026 rules set a 16:1 compression ratio limit for engine cylinders. This caps how much the engine can squeeze fuel before burning it — the more you squeeze, the hotter it gets and the more power ...

Mercedes-AMG’s avowed passion for small capacity turbo-petrol four-cylinder engines in some of its most high-profile models ...

Audi became the first Formula 1 team to test its 2026 challenger on track, and in the process shared a first glimpse of the impending noise that will soundtrack grands prix this season. Now, team boss ...

These cars prove that boost is the displacement replacement torque lovers need.

With the turn of the calendar into a new year, there always comes increased anticipation for the new racing season that's to come. As Formula 1 begins the lead-up to its 2026 season, there's already ...

There are other forms of racing where the cars are designed to be equal (e.g. Race of Champions). F1 and most other series are not that. As others pointed out, there is a long storied history of ...

Audi's five-cylinder engine is turning 50, and the firm is marking the milestone with a concept car featuring an updated version of the beloved engine under the hood. The engine debuted back in 1976 ...

The new engine, known as the EA897evo4, traces its lineage back to the original EA897, one of the units caught up in the diesel scandal years ago. This latest version, though, has been thoroughly ...