A technical loophole involving thermal expansion has triggered accusations, secret letters to the FIA, and a war of words ...

Mercedes AMG has been at the centre of F1's latest controversy surrounding engine compression ratios and a loosely worded loophole.

Engine compression ratios have become a hot topic ...

Formula 1 has always been a sport where the rulebook is treated less like a […] ...

The FIA is racing to resolve a dispute over Mercedes' engine compression ratios before Melbourne after protests from Red Bull, Ferrari, and Audi.

Is the 2026 title already decided? Rivals Audi and Ferrari protest Mercedes' \"thermal expansion trick\" that allegedly ...

Formula 1’s technical landscape is on the verge of a major flashpoint as manufacturers prepare for two high-stakes meetings ...

Even before the 2026 calendar year has begun, the first controversy under F1's new ruleset has already surfaced. It concerns the engine regulations, and more specifically the compression ratio of the ...

Apart from the very curious, not many people ask why diesel engines, compared to gasoline, run higher compression ratios. The argument is reasonably straightforward and starts with fuel ...

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 ...