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 ...

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 ...

The compression ratio battle is reaching crunch time.

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

Toto Wolff has said there is no scenario in which Mercedes could take legal action against the FIA over any potential engine rule changes.

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