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

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

The FIA confirmed the update following discussions within the sport’s Power Unit Advisory Committee. Under the 2026 ...

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

Formula One's governing body and manufacturers have reached a compromise solution to tackle an engine controversy that had ...

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 FIA has updated the 2026 F1 engine rules, changing how compression ratios are measured to prevent loopholes.

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

The compression ratio saga continues ...

The Mopar 440 powered late '60s Dodge and Plymouth cars, with both standard and iconic high-performance versions putting their stamp on the muscle car era.

Formula One's governing body and manufacturers have agreed to change how the compression ratio of engines is measured. The new rules, coming into effect mid-season and in 2027, aim to prevent teams ...

Mercedes enter the new F1 season as one of the favourites ...