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

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

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

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

A revised test at 130°C aims to end off-season speculation — but could shift the debate into 2027.

A decision has been reached on the geometric compression ratios ...

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, ...

The regulations include a test to stop teams exceeding 16:1, but the checks happen at “ambient temperature.” Some rival teams have suggested Mercedes found a way for components to behave differently ...

Toto Wolff lifts the lid on FIA backing as Mercedes faces a decisive e-vote over the 2026 engine regulations.

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