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Motor racing-F1 details reduced electric power unit changes for 2027 and 2028

By Thomson Reuters Jun 10, 2026 | 2:27 PM

June 10 (Reuters) – Formula One’s governing body announced agreement on a package of rule changes to reduce the electric power element in the cars’ ​engines in 2027 and 2028.

The International Automobile ‌Federation (FIA) said in a statement on Wednesday that the current 53-47 split between combustion engine and electric power would stretch to 58-42 in 2027 and 60-40 the following year.

There will be ‌a ​fuel flow increase of 5% ⁠in 2027 and 13% ⁠in 2028 with the maximum power from the internal combustion engine rising from 400kw to 420kw and then 450kw.

The changes aim to allow more flat-out qualifying ​and less energy management after widespread driver complaints earlier this season that racing had become more ⁠artificial and also more dangerous.

The FIA ⁠said the changes, to be submitted ​for approval by the World Motor Sport Council on June ​23, had been agreed by teams, power unit ‌manufacturers and Liberty Media-owned Formula One.

“Formula One has always evolved to meet new challenges and seize new opportunities,” said FIA president Mohammed Ben Sulayem.

“These proposed changes reflect ⁠the collaborative work taking place across the sport to ensure the regulations continue to support exciting racing, technological innovation ⁠and long-term sustainability.”

Separately, ‌Formula One pointed to fan survey ⁠data from the last three races indicating ​strong ‌approval for the racing including a 21% ​rise on ⁠last year in excellent and good ratings for last weekend’s Monaco Grand Prix.

Mercedes’s 19-year-old Italian Kimi Antonelli has won five of six races, all consecutively, to become the sport’s youngest championship leader.

(Reporting by Alan Baldwin; editing ​by Clare Fallon)