A Formula 1 rules revolution is making cars lighter and smaller for 2026, with more electrical power. After the biggest ...

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

Formula One’s governing body has reached a compromise with manufacturers that changes the way the compression ratio will be ...

If it is a compression thing, I want to understand why the FIA havent done anything... if its not, we have to do a better job ...

Formula 1's five power unit manufacturers are set to vote on a proposed tweak to how engine compression ratios are measured, ...

A new engine test will be introduced after the seventh race of the 2026 Formula 1 season following a power-unit dispute over ...

Changes to compression ratio tests will be introduced in the summer after a lot of focus on Mercedes' new power unit over pre ...

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

The FIA have confirmed that new rules will be in place to prevent compression ratios going above 16:1 effectively closing a ...

As you may know, an engine's compression ratio is directly linked to its combustion efficiency. All else being equal, higher-compression engines tend to make more power while offering better fuel ...