Understanding ADUO: The New F1 Engine Regulation Shaping the 2026 Season
The acronym ADUO – short for Additional Development and Upgrade Opportunities – is set to become a staple in Formula 1 conversations throughout the 2026 campaign. Sky Sports F1 breaks down why this clause, embedded in the sport’s fresh engine regulations, has quickly turned into a focal point for teams, manufacturers, and fans alike.
The 2026 rulebook represents perhaps the most sweeping overhau…