Every car engine has quite a few details, ranging from cylinder count to compression ratios. How does changing the compression ratio affect the engine?

From June 1, the FIA will impose tougher tests on F1 power units in an attempt to clamp down on the compression ratio saga, but what tolerances will be permitted under the new tests?

In December, it emerged that Mercedes had found a possible loophole in the rules that could lead to a performance advantage.

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 ...

There’s growing optimism within McLaren and other Mercedes-powered teams that Petronas’ new fuel could provide a notable ...

A Formula 1 rules revolution is making cars lighter and smaller for 2026, with more electrical power. After the biggest ...

Almost all gasoline engines, whether they're efficient-yet-less-refined four-cylinders, high-horsepower V6s, or growly and torque-rich V8s, use much the same process to create power. The "Otto cycle" ...

The FIA have confirmed that new rules will be in place to prevent compression ratios going above 16:1 effectively closing a ...

Hello Paul, my car has no dashboard warning lights on, yet it feels sluggish and less responsive than before. Are there early signs that experienced drivers or mechanics look for before a fault ...

From the very start of the 2026 Formula 1 season, all eyes in the paddock have been fixed on Mercedes AMG and its new power unit. The Brackley based squad has found itself at the centre of a major ...

Karun Chandhok says Mercedes is playing a “clever game” after Toto Wolff talked up the Red Bull engine ahead of a potential crucial vote on Mercedes’ power unit. The F1 2026 pre-season began on a ...