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

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

Formula 1's governing body, the FIA, has announced a resolution to the sport's regulatory row over engine compression ratios, ...

Some rival teams have suggested Mercedes found a way for components to behave differently when they heat up during use. To address that, the compression ratio will be controlled in both hot and cold c ...

Mercedes could come out on the losing side of a critical vote regarding the engine regulations as other power manufacturers ...

The compression ratio controversy will be addressed with a new test, but not until August.

The FIA confirmed the update following discussions within the sport’s Power Unit Advisory Committee. Under the 2026 ...