Williams Formula 1 driver and GPDA president Carlos Sainz says he hopes F1 management and governing body the FIA remain "tough" to push through power unit changes for 2027.<br>The sports' stakeholders are currently discussing significant regulation tweaks for next season to further improve the new-for-2026 rules. On the table is a move to a roughly 60-40 split between combustion power and ...<a class='more' href='https://www.autosport.com/f1/news/carlos-sainz-f1-and-fia-must-be-tough-on-2027-changes/10822702/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-ALL&utm_term=News&utm_content=uk'>Keep reading</a>