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.

Another term which has come up a lot in the build-up to the 2026 season is ‘compression ratio’. This is the ratio between the ...

Hamilton had high hopes heading into Melbourne but could only put his Ferrari car seventh on the grid, while his old team locked out the front row with George Russell on pole ...

Motorsport Week Deputy Editor James Phillips discusses the forthcoming summertime Formula 1 rule tweak that could hurt ...

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

Rivals push the sport’s governing body into a midseason tweak as a dispute over compression ratios spills from the garage to ...

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

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

A gasoline piston engine that can dynamically change its compression ratio —that is, the amount by which the piston squeezes the fuel-air mixture in the cylinder—has long been a holy grail of engine ...

One of the key variables for an internal combustion engine is its compression ratio. This is the ratio of the maximum volume within the cylinder (when the piston is at bottom dead center) and the ...