F1’s 2026 rules set a 16:1 compression ratio limit for engine cylinders. This caps how much the engine can squeeze fuel ...

The FIA’s single-seater director has confirmed the federation’s intention to put an end to the debate over engine compression ...

Engine compression ratios have become a hot topic ...

Max Verstappen believes Mercedes is holding back a significant amount of pace ahead of the 2026 F1 season, and he believes the compression ratio trick makes a bigger difference than Toto Wolff is sugg ...

Testing in Bahrain takes place this week from Wednesday to Friday between 6pm and 3am (AEDT). You can watch the last hour, plus a post-session analysis program, live on Fox Sports and Kayo from 2am on ...

A late rule change could turn the 2026 season on its head.

As the 2026 season approaches, Formula 1 must find a way to resolve its compression ratio controversy - but every possible ...

BBC Sport F1 correspondent Andrew Benson assesses what we learnt - and what we didn't - from the first pre-season test in ...

You're probably familiar with the standard combustion process that powers most cars, but some engines use a more efficient ...

Formula 1's new era was always going to bring questions, but its first week of serious running has raised more than most. With one more preseason test in Bahrain still to come, ESPN makes sense of a ...

Mercedes could come out on the losing side of a critical vote regarding the engine regulations as other power manufacturers ...