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

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

The compression ratio battle is reaching crunch time.

With Infiniti having recently revolutionized internal combustion engines by the introduction of a variable compression ratio mill, we're here to take the time to zoom in on the tech introduced by the ...

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 ...

Infiniti introduced the world's first variable compression-ratio engine, a technology it claims to have been working on for two decades, at the 2017 Los Angeles Auto Show. A variable compression-ratio ...

Mercedes will not challenge the outcome as the FIA’s compression ratio e-vote reaches its ...

Mercedes AMG has been at the centre of F1's latest controversy surrounding engine compression ratios and a loosely worded loophole.