Some rival teams have suggested Mercedes found a way for components to behave differently when they heat up during use. To address that, the compression ratio will be controlled in both hot and cold c ...

LONDON (AP) — Formula One ’s governing body has reached a compromise with manufacturers that changes the way the compression ratio will be measured midway through this season and in the 2027 season.

Honda is feeling the impact of lost ...

The first real controversy of F1’s new era. The engine rules set out a compression ratio of 16:1, a measurement of how tightly the pistons squeeze the mixture of fuel and air before it ignites. In ...

Cadillac put their first Formula 1 car on track at Silverstone on Friday, with reserve driver Zhou Guanyu behind the wheel. The team shared footage of the run on social media. Back in November, Sergio ...

Look back at all the updates and best video as Formula 1s all-new 2026 cars hit the track together for the first time at a five-day event in Barcelona ...

FIA introduces stricter engine testing to ensure 2026 power unit compliance under real conditions. Toto Wolff downplays compression ratio concerns, acknowledging Formula 1's political nature. Q3 ...

According to ESPN, the FIA will introduce stricter engine compression tests from June 2026, requiring Formula 1 teams to meet ...

Drivers are always tight-lipped about how good a car is in testing, but in retrospect admit they recognise a poor machine almost immediately. Russell echoes Wolff’s sentiments by at least ruling out ...

Follow live updates and the best video as the 2026 Formula 1 pre-season continues with three days of testing from the Bahrain International Circuit.