F1 Makes Engine Rule Change
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Autosport on MSN
What is ADUO? How F1's engine catch-up system works
As news emerged of which Formula 1 power unit manufacturers are eligible for extra development, here's how the much discussed ADUO system works
F1, the FIA, the teams and the sport's power unit manufacturers have confirmed an agreement has been reached regarding massive engine regulation changes.
F1 Chronicle on MSN
Red Bull Reportedly Leads 2026 F1 Engine Race as Mercedes Becomes Eligible for Upgrades
Formula 1’s 2026 power-unit regulations are set to spark fresh controversy, with reports suggesting the first ADUO assessment has identified Red Bull as having
Formula 1's engine manufacturers have been sent the results of the first assessment period under the ADUO system and, surprisingly, Mercedes are not at the top of the list
FIA president Mohammed Ben Sulayem believes the sport’s willingness to work together has been the key ingredient in reaching a solution.
Formula One teams and the International Automobile Federation (FIA) have reached an agreement to slightly reduce the electric component in the cars' hybrid engines in 2027 and 2028, the FIA announced on Wednesday.
Mercedes and Ferrari will both be able to use upgrade tokens to improve their Formula 1 engines under the ADUO system
