The surprising ADUO outcome that teams received in Monaco remains one of the main talking points in the Barcelona paddock. Rather than Mercedes, it was Red Bull-Ford Powertrains that was placed at the top of the rankings, meaning the newcomer is the only manufacturer not entitled to Formula 1's Additional Development and Upgrade Opportunities.<br>A public confirmation from the FIA is still ...<a class='more' href='https://www.autosport.com/f1/news/how-it-should-be-mercedes-backs-fias-aduo-verdict-after-surprise-red-bull-result/10829612/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-ALL&utm_term=News&utm_content=uk'>Keep reading</a>