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 ...

A clever compression ratio trick in Formula 1's 2026 power units is the topic of discussion between teams and the FIA on ...

Red Bull is convinced the compression ratio of its 2026 F1 engine is within the regulations, as Ben Hodgkinson calls the ...

Red Bull Powertrains' Ben Hodgkinson is confident of having a fully legal engine in 2026, amidst speculation regarding ...

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 ...

It’s unusual that a technical controversy should arise in Formula 1 before the concept has even been raced but that’s what ...

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.

Pretty simple question actually (or so my ignorant mind thinks): At what compression ratio would an engine benefit from higher octane fuel? The Focus I drive is just over 10:1, and I've heard some say ...

Hearing about rumoured F1 2026 loopholes, Ross Brawn has responded.

As we near the end of the road for internal-combustion engines, manufacturers are spending big money to eke out small gains in fuel economy. The latest miracle is Nissan’s VC-T engine, the first ...