Zak Brown dismisses rival complaints on Mercedes' 2026 Formula 1 power units, which his McLaren team uses ...

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 F1 season. Any change ...

There is a dispute between F1s teams over a rule limiting the compression ratio in the new power units for 2026; watch the ...

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

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 ...

The engine loophole rumours have sparked much debate.

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

The MCE-5 engine from MCE-5 Development in Lyon, France (www.mce-5.com), varies its compression ratio and uses a combined gear and rod-crank mechanism. Varying compression from 7:1 to 20:1 makes the ...

While the fashion in high-tech automotive developments might lean towards hybrids and electric vehicles at the moment, there’s still plenty of scope to improve the good old internal combustion engine ...

Infiniti has revealed an engine concept this year, and it is of the variable compression kind. While not the first of its type as a concept, this motor might bring a new line of internal combustion ...