In December, it emerged that Mercedes had found a possible loophole in the rules that could lead to a performance advantage.

There’s growing optimism within McLaren and other Mercedes-powered teams that Petronas’ new fuel could provide a notable ...

The FIA have confirmed that new rules will be in place to prevent compression ratios going above 16:1 effectively closing a ...

Honda has a storied history in the motorcycle world stretching back nearly a century. In that time, there have been more than a couple under-performing duds.

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

The compression ratio battle is reaching crunch time.

The team principal called the debate a "storm in a teacup" at a news conference at the Bahrain International Circuit on Thursday.

Here are the PlanetF1.com winners and losers from the first Bahrain ...

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

Formula 1's power unit manufacturers will vote on a mid-season change on compression ratios which could significantly impact ...

George Russell edged out Oscar Piastri on the first day of F1s final 2026 pre-season test; Lewis Hamiltons running was ...

Ferrari’s new power unit hasn’t managed to replicate the high-rev technique Max Verstappen showed off at the start of pre-season testing in Bahrain. As F1 prepares for a major shift in 2026, there’s ...