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

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

Zak Brown has dismissed the swelling controversy over compression ratios and Mercedes power units as nothing more 'typical ...

Engine compression ratios have become a hot topic ...

Motorsports journalist Rob Peeters explains the Formula 1 compression ratio controversy, how IndyCar secured its engine contracts and previews the Daytona 500.

Karun Chandhok says Mercedes is playing a "clever game" after Toto Wolff talked up the Red Bull engine ahead of a potential crucial vote on Mercedes' power unit. The ...

Diesel engines do their hardest work in the toughest jobs, from highway semis to construction equipment, and the reason they can survive that punishment starts with how fiercely they squeeze the air ...

Aston Martin team principal Adrian Newey admits he's "biased" when it comes to Formula 1's engine controversy.

Technical manoeuvring to push regulatory boundaries for the slightest performance edge without actually breaking any rules is ...

Gasoline engines operate on the Otto cycle, relying on standard four- or two-stroke combustion. What is the Atkinson cycle, ...

Apart from the very curious, not many people ask why diesel engines, compared to gasoline, run higher compression ratios. The argument is reasonably straightforward and starts with fuel ...