Who are F1 teams' engine suppliers for the 2026 season?

Five engine manufacturers will supply power units to F1 teams in 2026. McLaren, Mercedes, Williams and Alpine will use Mercedes engines, while Ferrari, Haas and Cadillac will use Ferrari power units. Red Bull Ford Powertrains will supply engines to Red Bull and Racing Bulls, while Aston Martin will take the engines from Honda. Audi will use their own power units.