Honda might struggle in the 2026 Formula 1 season, the Japanese manufacturer’s leaders have conceded, as a new partnership begins with Aston Martin.<br>F1 is switching to new engine regulations, featuring a near-50:50 split between combustion and electric power, and involving greater energy management.<br>This is a sizeable challenge for all five powertrain manufacturers, which includes Audi ...<a class='more' href='https://www.autosport.com/f1/news/honda-engine-trouble-f1-2026/10791287/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-ALL&utm_term=News&utm_content=uk'>Keep reading</a>