A technical loophole involving thermal expansion has triggered accusations, secret letters to the FIA, and a war of words ...

A loophole in Formula 1’s new technical regulations offers a way around the 16:1 compression ratio cap, introducing ...

The engine loophole rumours have sparked much debate.

A lot of talk is taking place behind-the-scenes with concerns that Mercedes and Red Bull have found a loophole in the FIA regulations.

Mercedes’ rivals are scrambling to forge a united front over Formula 1’s simmering compression ratio controversy.

Is the 2026 title already decided? Rivals Audi and Ferrari protest Mercedes' \"thermal expansion trick\" that allegedly ...

Mercedes boss Toto Wolff told rival engine manufacturers to “get [their] sh**t together” under the new 2026 regulations rather than using their time to accuse his team of breaking the rules.