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.

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

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

The compression ratio battle is reaching crunch time.

Formula 1 is entering a new era in 2026 because of its regulation overhaul, which is arguably the biggest in the championship’s history with changes to both the chassis and power unit. An F1 chassis ...

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