The compression ratio isn't just a number: it's one of the greatest determining factors in engine building. Compression ratio determines the type of fuel, how much boost, and has a significant ...

Teams are continuing to press for clarification from the governing body over a response to rumours that two engine manufacturers have exploited loopholes in the wording of the new regulations ...

We all know the age-old maxim, "There's no replacement for displacement." It's the truth. That's why so many sanctioning bodies use displacement and compression rules to limit engine power. Of course, ...

Technical analyst Paolo Filisetti explains just how compression ratio works, but the hidden danger which lurks.

“Too little compression will usually result in unmet performance expectations. On the high side [too much compression] carries greater risk in tuning and potential component failure if appropriately ...

A summit between the FIA and F1 engine manufacturers concluded without a resolution to the technical controversy over ...

Veteran Italian journalist Leo Turrini has claimed that Mercedes could enjoy a significant power unit advantage throughout the 2026 F1 season due to the much discussed compression ratio loophole.