A revised test at 130°C aims to end off-season speculation — but could shift the debate into 2027.

The FIA has confirmed changes to the Formula 1 engine compression ratio regulations, with Mercedes powered cars set to suffer ...

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

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