David Coulthard has criticised the FIA’s rule-making after claims that Mercedes exploited a 2026 compression ratio loophole ...

Mercedes will not challenge the outcome as the FIA’s compression ratio e-vote reaches its ...

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

Mercedes boss Toto Wolff insisted that the Formula 1 compression ratio drama is “a storm in a teacup”, meaning his team was ...

The compression ratio battle is reaching crunch time.

A political firestorm has been brewing in Formula 1 in recent weeks and months over whether engine manufacturers have found a loophole in the new 2026 technical regulations.

The FIA has proposed a new approach to the way it tests for compression ratio limits, with Formula 1's power unit manufacturers to vote on whether to approve a mid-season change that could hamper ...

A late rule change could turn the 2026 season on its head.

A long-running technical question will be discussed on Wednesday — and Wolff says he never saw it as decisive.

Mercedes boss Toto Wolff has dismissed Formula 1’s escalating compression ratio controversy as “a storm in a teacup”.

Frederic Vasseur has commented on the decision reached yesterday following the meeting in Bahrain between the FIA and the power unit manufacturers. The Ferrari team principal said he remains confident ...

At first glance, the concept of engine compression is simple enough:It's the ratio of the volume of the combustion chamber and bore when thepiston is at bottom dead center (BDC) versus when it is at ...