A running engine produces heat, which expands its metal body, thereby increasing its compression ratio. This is true for ...

The 2026 F1 season hasn't started yet, but there's already a major controversy brewing surrounding engines in cars being ...

Formula 1’s next-generation power units are not even on the grid yet and they are already reshaping the competitive landscape ...

Pre-season testing hasn't got underway yet and already controversy over Mercedes' power unit threatens to throw the opening ...

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 ...

There’s still another couple of months before the 2026 crop of F1 cars takes to the track for the first preseason test. It’s a year of big change for the sport, which is adopting new power unit rules ...

Questions over a key 2026 engine rule have prompted rival teams to seek FIA clarification, placing Mercedes and Red Bull under closer scrutiny. Ferrari, Audi, and Honda urge FIA to clarify 2026 F1 ...

Ferrari's 'revolutionary' engine has been approved ahead of the launch of Project 678 for Lewis Hamilton and Charles Leclerc ...

Reports of Mercedes and Red Bull finding the compression ratio loophole came out earlier in December, followed by the team ...

There are other forms of racing where the cars are designed to be equal (e.g. Race of Champions). F1 and most other series are not that. As others pointed out, there is a long storied history of ...