You might have heard about high compression ratios, but what exactly are they, and what kind of effect do they have on an ...

The McLaren boss suggested the pre-season talk was much ado about nothing ahead of the season opener.

Mercedes' rivals succeed in securing a rule change following a pre-season technical row over engine performance.

Changes to compression ratio tests will be introduced in the summer after a lot of focus on Mercedes' new power unit over pre ...

Formula 1's governing body, the FIA, has announced a resolution to the sport's regulatory row over engine compression ratios, ...

The loophole is concerned with the compression ratio which for 2026 has been reduced to 16:1 under the new regulations, down ...

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

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

Hamilton addresses rumors of Mercedes’ technical advantage after day one of preseason Bahrain testing. Concerns raised about Mercedes’ fuel loads, engine modes, and possible compression ratio edge.