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

The FIA are set to review proposal by manufacturers which could see the ban of Mercedes compression ratio trick before the ...

Rival manufacturers are working on plans to get the compression ratio checks adjusted ahead of the 2026 F1 season. Any change ...

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

The engine loophole rumours have sparked much debate.

The latest chapter of the controversial Mercedes engine saga is being written. After weeks and months of discussions between ...

An engine loophole in the 2026 regulations has been the subject of recent meetings ...

Other F1 teams have raised concerns about Mercedes and Red Bull finding an engine loophole - a topic that is set to remain in ...

Formula 1’s technical landscape is on the verge of a major flashpoint as manufacturers prepare for two high-stakes meetings ...

The FIA will reportedly hold a second early-week meeting with technical experts, with the engine compression ratio debate set ...

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 gasoline piston engine that can dynamically change its compression ratio —that is, the amount by which the piston squeezes the fuel-air mixture in the cylinder—has long been a holy grail of engine ...