Could Formula 1 return to V10 engines in the 2026 championship? As Formula 1 looks to update its fuel regulations, there are currently two leading contenders in the fight – biofuels and e-fuels. Both have their merits, but why would F1 want either of them? Other than a backing from Porsche, that is.
Autosport F1 expert Jake Boxall-Legge looks at why the fuels are a step up from the current 2022 E10 fuel, and whether Sebastian Vettel’s Biofuel FW14B could lead to F1 returning to iconic V10 engines in the future.
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