Subsequent 12 months, each chassis and energy unit rules will bear sweeping modifications. A number of technical administrators within the F1 paddock have known as it the largest overhaul of the previous 50 years.
Along with issues from drivers concerning the racing basically, some worry it might pave the way in which for long-term dominance by a single producer. Recollections return to 2014, when Mercedes’ engine proved considerably superior to the remainder of the sphere and the manufacturing unit staff went on to say each world title by way of to 2020.
Why the FIA doesn’t worry a repeat of Mercedes’ 2014 dominance
The FIA, nevertheless, is assured that historical past gained’t repeat itself in F1’s new period beginning in 2026. “I do not suppose that we’re going to have a state of affairs the place a single producer has such an enormous benefit as was the case in 2014,” Nikolas Tombazis instructed Motorsport.com.
The FIA’s single-seater director believes the brand new engine components is much less advanced, regardless of the substantial enhance in electrical energy: “The engines are nonetheless not so simple as we might have appreciated. We’d have appreciated to go additional, however we had a whole lot of resistance in opposition to simplifying the rules extra. So there are issues that we might have appreciated to be even easier, however they’re nonetheless easier than the present technology of engines. They do not have the MGU-H, and there are some things which have tighter limits, so we do not suppose the gaps might be as large as in 2014.”
Again then, the MGU-H proved a significant efficiency differentiator – and a really pricey one. For each of these causes it’s going to disappear in 2026, a change that ought to present newcomers with a extra stage taking part in area whereas additionally decreasing improvement prices.
How will the concessions’ system work?
That stated, it can’t be dominated out that one producer should still get out of the blocks considerably higher than the remainder, particularly for the reason that FIA acknowledges not all energy unit producers are equally clear or keen to share knowledge about their new engines.
Lewis Hamilton, Mercedes W05, leads Nico Rosberg, Mercedes W05, Sebastian Vettel, Pink Bull Racing RB10 Renault, Fernando Alonso, Ferrari F14T, Daniel Ricciardo, Pink Bull Racing RB10 Renault, Kimi Raikkonen, Ferrari F14T, Nico Hulkenberg, Pressure India VJM07 Mercedes, and Kevin Magnussen, McLaren MP4-29 Mercedes, firstly
Photograph by: Charles Coates / Motorsport Pictures
However even when one producer dominates subsequent 12 months, the FIA has discovered from 2014. The brand new rules embody a security web, permitting underperforming manufacturers to shut the hole by way of so-called concessions.
“We do have newcomers, and it’s all the time a danger firstly of a brand new cycle that there’s some divergence initially,” Tombazis stated. “Moreover, we have now a price hole for the PU producers now.” It signifies that producers who’re behind can’t merely throw limitless cash at their engine tasks. To nonetheless provide them potentialities to catch up, the FIA has included a brand new system into the 2026 rules.
“For that cause, there’s a idea known as ADUO, which is an acronym for Extra Improvement and Improve Alternatives,” Tombazis defined. “This idea has been the product of a whole lot of work. It was already there from day one of many rules, however in the previous couple of months extra element has been put into it to outline precisely how that’s going to function.”
This, in fact, raises the important thing query: how does it work? “Basically each 5, six races there might be a mean efficiency measured for every PU producer. Those that are under a sure stage, and relying on how a lot under they’re, will get that profit accumulating over the 12 months. That profit would translate into three issues: one is extra improvement cash, some extra dyno hours and the likelihood to make a brand new homologation of the engine. So people who find themselves behind can have the chance to hurry up and catch up.”
The 2026 technical rules specify that this evaluation might be made after the primary 5 race weekends every season: “Over the primary 5 Competitions of every Championship Season within the 2026-2030 interval, the FIA will monitor the efficiency of the Inner Combustion Engine (ICE) a part of all of the Energy Models provided by every PU Producer to its buyer Opponents. For every ICE provided by the PU Producers, a mean energy might be calculated. The methodology to calculate this energy will be discovered within the Appendix to the Rules. Any PU Producer whose ICE energy is greater than 3% under that of the best ICE energy recorded amongst all of the PU Producers might be granted Extra Improvement and Improve Alternatives.”
These further alternatives relate to a desk in Appendix 3 of the technical rules. A particular ADUO column lists which parts of the ICE should still be improved if a producer is granted the particular standing by the FIA. A number of of those parts are in any other case frozen for improvement over a selected time frame, however with ADUO standing, they could nonetheless be modified to shut the hole.

Nikolas Tombazis, FIA Single Seater Director
Photograph by: Andy Hone / Motorsport Pictures
FIA rejects “completely any suggestion” of Stability of Efficiency
The system is designed to stop long-term dominance, however Tombazis emphasises that it shouldn’t be seen as a Stability of Efficiency, as is utilized in sequence just like the World Endurance Championship.
“I need to stress that I utterly refute any remark about that being a Stability of Efficiency or something like that, as a result of to start with, the rules are precisely the identical for everybody. It is not like we’re giving them extra cubic capability, extra gas or no matter.
“Secondly, if there was no value cap, they’d throw some huge cash at it. When Honda had been behind in 2016, 2017, for a sure interval that they had to spend so much more cash to catch up. With a price cap the chance is that you’d by no means be capable of do this, and that you’d be behind eternally. You’d simply be humiliated for a complete regulation cycle, and clearly we do not need that. We do not suppose that might be honest, and I’ve to say that PU producers have been extraordinarily collaborative on this matter.”
Lastly, the FIA is engaged on a security web for producers that suffer severe reliability points — one thing that can’t be dominated out firstly of a brand new period.
“There may be a further initiative which addresses the state of affairs the place a PU producer has large reliability points to start out with. Think about anyone who blows up an engine every race weekend and every engine prices some huge cash. They all of the sudden discover that they’re consuming their value cap with blown engines. They’ve to scale back the event to remain under the associated fee cap, and you’ll think about that might be an terrible state of affairs.
“So we’ve bought some initiatives, that are going by way of the identical section of dialogue now, and can hopefully be accredited fairly quickly, whereby as soon as you utilize greater than a sure variety of engines, you begin having a sure value cap reduction.
“Your engines, when you exceed that quantity, value little or no from a price cap standpoint. Not when it comes to actual cash, in fact, they nonetheless value the identical sadly, however it signifies that we defend them from a state of affairs the place anyone is in an terrible place and has no method to react beneath the associated fee cap. That will be actually unlucky.”
Mixed with the marginally easier energy unit components, this strategy ought to keep away from a repeat of 2014 and has to maintain the F1 area aggressive – at the very least on the engine aspect.
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