FIA Agrees in Principle to Raise 2027 F1 ICE Power by ~50 kW and Cut ERS Deployment
FIA agrees in principle to boost 2027 F1 ICE power by ~50 kW and cut ERS deployment by a similar amount, with a higher fuel‑flow limit following Miami safety tweaks.

TL;DR
The FIA agreed in principle to raise the 2027 Formula 1 internal combustion engine power limit by about 50 kW while cutting the allowed ERS deployment by a similar amount. The adjustment comes with a higher fuel‑flow limit and follows safety refinements tested at the Miami Grand Prix.
Context
The FIA, Formula 1 Management, team principals and power‑unit manufacturers met online on Friday to review recent rule changes. The meeting began with an assessment of the safety and competition tweaks introduced at Miami, which the FIA said improved driver protection, reduced excessive energy harvesting and tightened racing. Officials noted no material safety issues from those changes and said they would continue to evaluate the Miami package for possible future adjustments. The meeting also incorporated feedback from F1 drivers, who were consulted over the past few weeks on the direction of the 2026 power‑unit rules.
Key Facts
For the 2027 season the FIA said it has agreed in principle to increase the ICE power ceiling by roughly 50 kW. At the same time, the permitted ERS deployment power would be reduced by about 50 kW. The package also includes a higher fuel‑flow limit to support the extra engine output. The FIA described the move as part of the ongoing evolution of the 2026 power‑unit framework, aiming to make competition safer, fairer and more intuitive.
What It Means
Teams will need to redesign their power‑unit layouts to accommodate more combustion power while relying less on hybrid boost. Manufacturers may shift development focus toward engine efficiency and fuel‑flow management, potentially affecting cost structures. The higher fuel‑flow allowance could influence race strategies, especially on power‑sensitive circuits. The next step is for technical groups to refine the details before the package goes to a World Motor Sport Council e‑vote and receives manufacturer approval. Stakeholders will watch for the final vote timing and any further tweaks that emerge from ongoing Miami rule evaluations.
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