In December, it emerged that Mercedes had found a possible loophole in the rules that could lead to a performance advantage.
Changes to compression ratio tests will be introduced in the summer after a lot of focus on Mercedes' new power unit over pre ...
Formula One’s governing body has reached a compromise with manufacturers that changes the way the compression ratio will be ...
FIA announces updated 2026 regulations, including new engine testing after Mercedes PU scrutiny, plus a series of rule tweaks ahead of the season.
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