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

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 ...

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

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

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

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

Increasing an engine’s compression ratio is a proven way of unlocking extra horsepower, but there’s a point of diminishing returns. The team at Garage 54, the Russian mechanics who built a V16 using ...

Formula One ’s governing body has reached a compromise with manufacturers that changes the way the compression ratio will be ...

A decision has been reached on the geometric compression ratios ...

A Formula 1 rules revolution is making cars lighter and smaller for 2026, with more electrical power. After the biggest ...

At first glance, the concept of engine compression is simple enough:It's the ratio of the volume of the combustion chamber and bore when thepiston is at bottom dead center (BDC) versus when it is at ...

The MCE-5 engine from MCE-5 Development in Lyon, France (www.mce-5.com), varies its compression ratio and uses a combined gear and rod-crank mechanism. Varying compression from 7:1 to 20:1 makes the ...