A single line in the technical regulations has sparked months of debate — here’s how the compression ratio saga unfolded and ...

A political firestorm has been brewing in Formula 1 in recent weeks and months over whether engine manufacturers have found a loophole in the new 2026 technical regulations. Mercedes and Red Bull may ...

Engine compression ratios have become a hot topic ...

The compression ratio battle is reaching crunch time.

The FIA is racing to resolve a dispute over Mercedes' engine compression ratios before Melbourne after protests from Red Bull, Ferrari, and Audi.

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 ...

The engine loophole rumours have sparked much debate.

The FIA has announced a timeline to address the ongoing controversy surrounding the Mercedes engine “loophole.” In a press release, the sport’s governing body confirmed that votes have been submitted ...

With the combustion chamber being the root of all horsepower, it only makes sense that you start spec'ing an engine build there. One of the key variables in engine building is compression ratio, or ...

At first glance, the concept of engine compression is simple enough:It's the ratio of the volume of the combustion chamber and bore when thepiston is at bottom dead center (BDC) versus when it is at ...

Nissan’s variable-compression turbo (VC-Turbo) is a unique engine capable of variable compression adjustment. Unlike traditional engines, which have a fixed compression ratio, the VC-Turbo engine ...