Image source, Getty Images
Mohammed Ben Sulayem speaking to Mercedes F1 leader Toto Wolff astatine past year's Monaco Grand Prix
F1 Correspondent astatine Monza
Italian Grand Prix
Venue: Monza Dates: 5-7 September Race start: 14:00 BST connected Sunday
Coverage: Live commentary of believe and qualifying connected BBC Radio 5 Sports Extra and Sports Extra 2 pinch title connected BBC Radio 5 Live; unrecorded matter updates connected BBC Sport website and app
An effort by FIA president Mohammed Ben Sulayem to alteration Formula 1's motor rules for 2029 has foundered connected guidance from manufacturers.
Ben Sulayem had been pushing for a move to 2.4-litre V8 people aspirated engines pinch a mini magnitude of hybrid assistance.
This was contempt an earlier push for V10s being rejected successful April, and nan truth that F1 is introducing all-new motor rules adjacent twelvemonth which are slated to tally until nan extremity of 2030.
A gathering had been scheduled for Thursday adjacent week to talk nan plan.
But a number of elder sources wrong F1 person told BBC Sport Ben Sulayem cancelled nan gathering connected Friday because it had go clear it would beryllium intolerable to scope statement pinch nan motor manufacturers to present nan alteration for 2029.
F1's governance agreements require a mostly statement from manufacturers to alteration nan motor rules.
It is nan 2nd clip successful six months that nan president of motorsport's governing assemblage has been defeated successful an effort to alteration F1's motor regulations.
His V10 scheme was rejected astatine a gathering astatine nan Bahrain Grand Prix, wherever it was agreed that hybrid and sustainable fuels were non-negotiable parts of F1's motor future.
After that meeting, nan FIA said it was "firmly committed to nan 2026 regulations" but it was agreed that manufacturers would proceed discussing nan early guidance of F1's motor rules.
An FIA connection astatine nan clip said it had been agreed astatine nan gathering that "electrification will ever beryllium a portion of immoderate early considerations" and that "the usage of sustainable substance will beryllium an imperative".
The 2026 rules instrumentality pinch nan existent 1.6-litre V6 turbo hybrid architecture. But nan hybrid element, though simplified, will summation to astir 50% of nan full powerfulness output of nan motor from astir 20% now. The rules besides present afloat sustainable fuels.
Despite nan result of nan Bahrain meeting, Ben Sulayem continued to push for people aspirated engines, pinch minimal hybrid capacity.
He had immoderate support for a scheme to alteration to a 2.4-litre V8 pinch a reduced percent of hybrid power, but he did not person capable backing to alteration nan rules for 2029, truthful chose to wantonness nan plan.
The FIA has been approached for remark but has truthful acold not responded.
One root told BBC Sport Ben Sulayem was going "too fast, excessively soon to get everyone connected side".
Ford main executive serviceman Jim Farley told BBC Sport successful an exclusive interview: "Ford is very committed to partial electrification for performance."
Honda, Mercedes and Audi made it clear astatine nan clip of nan Bahrain gathering that they were afloat committed to hybrid power.
Sources person said Ben Sulayem now intends to time off immoderate effort to alteration nan rules until 2031.
F1's governance agreements only tally until 2030, truthful successful mentation nan FIA tin enforce immoderate rules it wants for 2031.
However, unilaterally imposing people aspirated engines would consequence a number of nan manufacturers pulling retired of F1, fixed their committedness to hybrid engines.