Full Breakdown
Verstappen Presses for 2027 Power-Unit Reform as Manufacturers Split Over the Plan
5/24/2026, 3:59:49 AM
The 2027 Power-Unit Overhaul: What’s at Stake
Four-time world champion Max Verstappen warned that staying in Formula 1 would be “mentally not doable” if the series does not deliver a substantial change to its power-unit regulations for 2027. The focal point of the debate is a proposed 60-40 split between internal-combustion-engine (ICE) output and electric energy, achieved by raising fuel-flow limits and reshaping electrical-energy harvesting and deployment. The FIA announced an “agreement in principle” on the fuel-flow increase, but several manufacturers have since back-tracked or objected to the 2027 timetable, preferring a smaller adjustment for next year and a full shift in 2028. Red Bull, which builds its own engines with Ford, and Mercedes have publicly backed the 60-40 proposal, while Audi and Ferrari have voiced resistance.
Background: Current Regulations and the 60-40 Proposal
The 2026 power-unit rules, introduced for the 2022 season, limit the proportion of electric boost that can be harvested and deployed, encouraging drivers to delay throttle application out of corners to conserve electrical energy. Critics argue this has produced an “unusual style of driving” that reduces on-track excitement. The 60-40 plan would increase ICE power by allowing higher fuel flow, while simultaneously redistributing the electric share across harvesting, deployment, and battery capacity, aiming to restore a more conventional racing dynamic.
Key Stakeholders
- Max Verstappen – Red Bull Racing driver, primary advocate for the change.
- Red Bull Racing – Engine partner Ford, supportive of the 60-40 split.
- Mercedes-AMG Petronas – Backing the proposal.
- Williams driver Carlos Sainz – Joined Verstappen in urging the FIA to enforce the change.
- FIA – Governing body that reached an agreement in principle on fuel-flow adjustments.
- McLaren – Team principal Andrea Stella, supportive of the technical package.
- Audi – Opposes the plan on cost grounds.
- Ferrari – Concerned about losing development opportunities under the new rules.
Data & Statistics: The 60-40 Target
- Target power split: 60 % ICE, 40 % electric.
- Mechanism: Increase fuel-flow limit to raise ICE output; adjust electrical-energy harvesting, deployment, and battery capacity accordingly.
Official Statements & Responses
The FIA confirmed an “agreement in principle” to raise fuel flow for the 2027 season, framing the move as essential to preserve the sport’s value. Red Bull and Mercedes issued statements supporting the shift, citing performance and fan-engagement benefits. McLaren’s Andrea Stella described the package as “a very important package that will make Formula 1 better” and emphasized that the general interest of the sport should outweigh individual team advantages.
Criticism & Opposition
Audi highlighted the cost implications of a rapid power-unit overhaul, while Ferrari warned that the change could curtail the extra development opportunities they anticipate under the current rules. Both manufacturers, along with other unnamed parties, have signaled a preference to postpone the full 60-40 implementation to 2028, proposing a smaller interim adjustment instead.
Conflicting Reports & Gaps
Sources differ on the exact timeline: the FIA’s principle agreement targets 2027, yet several manufacturers argue for a 2028 rollout. Details on the precise fuel-flow increase and the resulting ICE horsepower remain undisclosed, leaving the final technical specifications uncertain.
Verbatim Quotes
- “I can tell you if it stays like this, then.... let's see. It's just mentally not doable for me to stay like this, absolutely not.” — Max Verstappen, Red Bull Racing driver
- “Of course some people at the moment that maybe have a bit of an advantage will try to be difficult about it, but if the FIA is strong, and also from the F1 side, they just need to do it.” — Max Verstappen, Red Bull Racing driver
- “And this is a general interest that should prevail over the particular interests.” — Andrea Stella, McLaren team principal
What’s Next
The FIA is expected to convene a formal vote on the 60-40 package during the upcoming summer meetings. A decisive outcome could determine whether Verstappen remains in the sport under the revised regulations or faces a potential departure. Manufacturers will continue lobbying for timeline adjustments, and the final technical details are slated for release later this year.
