Red Bull building its own F1 engine “very bold”, says Wolff

Red Bull recently brought negotiations with Porsche over cooperation on its 2026 power unit project to an end, leaving Audi as the only Volkswagen Group brand on the grid when the new regulations come into force.

Red Bull Powertrains is to press on with the project independently while remaining open to a future partnership with a third party.

Team principal Christian Horner has indicated that collaboration with Honda could be a possibility, especially on battery…