Technical regulations were overhauled for the 2026 season, a key part being the hybrid V6 engines that increased electrical power and runusing fully-sustainable fuels. But now, the sport could be set to change course — and get loud again — by returning to the simpler V8 engines as soon as 2030.

Four races into Formula 1’s new era and the peak of electrical power’s influence on the sport may already be in the rearview mirror.

Add Yahoo as a preferred source to see more of our stories on Google. Renault will close its independent Formula 1 engine program after the 2025 season, marking the end of an operation that has built championship-winning engines on and off since the 1970s.

Speaking at the recently concluded 2026 Miami Grand Prix, FIA president Mohammed Ben Sulayem confirmed a change many fans have been asking for: a return to V8 engines in Formula 1

But borrowed DNA isn't the same as the real thing. So what actually happens when you try to make a current-spec Formula 1 power unit work on public roads?