Mercedes boss Toto Wolff says major pieces of the 2026 engine puzzle have been put in place, but there is still some way to go. As part of Formula 1's push towards a sustainable future, the new generation of power units are scheduled to be a huge factor. Formula 1 is developing a fully-sustainable biofuel which will power these new engines, while also putting a greater emphasis on the electrical side although the MGU-H is set to be scrapped as part of cost-cutting measures. Potential new manufacturers are also involved in the talks, most notably Porsche and Audi from the Volkswagen Group. But Wolff points out such regulations, with various manufacturers involved, simply take time to be...
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