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 ...

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 ...

As well as Mercedes, Ferrari, Audi, Red Bull Ford and Honda, the FIA and commercial rights holder FOM will also vote on the ...

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

An unconfirmed theory about how Mercedes and Red Bull have circumvented F1’s power unit compression ratio regulations has ...

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

The camshaft is simply the "brain" of your engine. It decides the personality of your engine by establishing certain traits—like the power band, idle quality, and cylinder pressure—regardless of ...

Motorsport Week Deputy Editor James Phillips discusses the forthcoming summertime Formula 1 rule tweak that could hurt ...

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