Kimi Antonelli has detailed what caused his Barcelona Grand Prix retirement and that Mercedes is set to introduce measures to solve its Formula 1 power unit unreliability from the Austrian GP.<br>During an Italian media interview at the Red Bull Ring, Antonelli confirmed that he will run a new power unit paired with an updated battery pack featuring several corrective measures made by Mercedes ...<a class='more' href='https://www.autosport.com/f1/news/mercedes-to-introduce-f1-engine-fixes-in-austria-after-kimi-antonellis-barcelona-gp-retirement/10833135/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-ALL&utm_term=News&utm_content=uk'>Keep reading</a>