Mercedes' rivals succeed in securing a rule change following a pre-season technical row over engine performance.

Formula One’s governing body has reached a compromise with manufacturers that changes the way the compression ratio will be ...

In December, it emerged that Mercedes had found a possible loophole in the rules that could lead to a performance advantage.

Honda shared more details on why it had to curtail its Formula 1 testing with Aston Martin after discovering "dangerous" and ...

Formula 1 bosses are moving towards a rule change that would close a loophole rivals believe Mercedes have exploited in the ...

A new engine test will be introduced after the seventh race of the 2026 Formula 1 season following a power-unit dispute over ...

Formula 1's governing body, the FIA, has announced a resolution to the sport's regulatory row over engine compression ratios, ...

Formula One’s governing body, the FIA, has reached a compromise with power unit manufacturers to tighten how engine ...

Formula One's governing body and manufacturers have reached a compromise solution to tackle an engine controversy that had ...

It emerged that Mercedes has found a potential advantage with its new engine for the 2026 season relating to the compression ...

FIA announces updated 2026 regulations, including new engine testing after Mercedes PU scrutiny, plus a series of rule tweaks ahead of the season.

Toto Wolff says Mercedes will not take legal action if the FIA adjusts the compression ratio checks for the 2026 F1 season.