The compression ratio battle is reaching crunch time.

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

The crux of the matter lies in that the Formula 1 compression ratio is not measured by sensors during engine operation, but statically. The FIA simply compares the ratio in volume in the cylinder ...

Formula One's governing body, the FIA has initiated a significant regulatory process that could reshape how Formula 1 power units are evaluated from the 2026 season onward.

The FIA has issued a statement on the status of the compression ratio ...

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

The FIA is racing to resolve a dispute over Mercedes' engine compression ratios before Melbourne after protests from Red Bull, Ferrari, and Audi.

A simmering technical row in Formula 1 is hurtling toward a decisive moment, as the sport’s five engine manufacturers prepare to cast votes.

Zak Brown has dismissed the swelling controversy over compression ratios and Mercedes power units as nothing more 'typical ...

Mercedes AMG has been at the centre of F1's latest controversy surrounding engine compression ratios and a loosely worded loophole.

With Mercedes under scrutiny and race start fears growing, Wheatley sends a calm but pointed message.