From June 1, the FIA will impose tougher tests on F1 power units in an attempt to clamp down on the compression ratio saga, ...

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

Changes to compression ratio tests will be introduced in the summer after a lot of focus on Mercedes' new power unit over pre ...

Formula 1 is entering a new era in 2026 because of its regulation overhaul, which is arguably the biggest in the championship ...

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

George Russell stormed to victory with Mercedes in the first race of 2026 ...

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 loophole, an e-vote and weeks of tension — but Coulthard says it was avoidable.

Mercedes team principal and CEO, Toto Wolff, admitted being confused at how power unit compression ratios became a topic of conversation over rumours his team had managed to utilise a potential grey ...

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

Hamilton addresses rumors of Mercedes’ technical advantage after day one of preseason Bahrain testing. Concerns raised about Mercedes’ fuel loads, engine modes, and possible compression ratio edge.