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

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

STARKVILLE, Miss.—For two decades, the dynamometer at Mississippi State’s Center for Advanced Vehicular Systems has powered engine research and testing for consumer, industry and military applications ...