Honda has strengthened its partnership with Red Bull and AlphaTauri ahead of its home race at the Japanese Grand Prix. The Japanese power unit manufacturer officially pulled out of Formula 1 at the end of last season, allowing the newly-established Red Bull Powertrains to take over its IP while the engines are still manufactured in Sakura. That support has been extended to the end of 2025 – when the current power unit regulations end – and Honda remains involved as a collaborator that will now be recognized through on-car branding at Suzuka for both Red Bull and AlphaTauri. “Honda has…