A technical loophole involving thermal expansion has triggered accusations, secret letters to the FIA, and a war of words ...

FIA single seater director Nikolas Tombazis says Formula 1’s governing body is trying to resolve the topic of compression ...

Mercedes has continued to be in the headlines after being accused of using an illegal compression ratio trick in their The ...

The FIA are looking into at solutions to halt the controversy surrounding compression ratios ahead of the 2026 Formula 1 ...

McLaren F1 CEO Zak Brown thinks the ongoing saga around Mercedes and the compression ratio of its power unit is "typical ...

A loophole in Formula 1’s new technical regulations offers a way around the 16:1 compression ratio cap, introducing ...

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

Strictly defined, compression ratio is the total volume above the piston at bottom dead center (BDC), divided by the total volume above the piston at top dead center (TDC). First, let's look at the ...

You'd think that the pistons listed for a 10.5:1 compression ratio would actually give you 10.5:1. But it's usually not that simple. Perhaps that's why so many four-wheelers have a foggy or incomplete ...

No compression-ratio calculation is worth spit if the numbers used to calculate it are wrong. In the old days, a lot of the chamber volumes published for stock heads were NHRA minimum-legal blueprint ...