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.

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 1 bosses are moving towards a rule change that would close a loophole rivals believe Mercedes have exploited in the sport's new engine rules.

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

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 ...

A political firestorm has been brewing in Formula 1 in recent weeks and months over whether engine manufacturers have found a loophole in the new 2026 technical regulations. Mercedes and Red Bull may ...

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

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

Formula One’s governing body, the FIA, has reached a compromise with power unit manufacturers to tighten how engine ...

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