Ferrari SF-26

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Badger
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Re: Ferrari SF-26

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Wouldn't that be against the rules though? The wings must go to high DF mode in case of failure, that looks like it would do the opposite on the front.

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bananapeel23
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Re: Ferrari SF-26

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Badger wrote:
23 Jan 2026, 13:28
DJ Downforce wrote:
23 Jan 2026, 13:27

Does this suggest anything about the amount of cooling required for Merc vs Ferrari or is it simply a difference in cooling philosophy which achieve the same thing?
Not necessarily a difference in cooling amount, just where you put it. Anecdotally I've always felt Merc were slightly sharper than Ferrari on packaging though.
Ferrari has historically simply had a different packaging philosophy. They seem to prefer clean airflow to the rear wing to clean airflow over the floor, as well as a lower CoG. As a result they almost always have the tightest coke bottle area out of any team, which is presumably why they avoid centerline cooling. In order to achieve these packaging goals, they also try to build smaller engines than the competition.
Last edited by bananapeel23 on 23 Jan 2026, 13:36, edited 1 time in total.

HungarianRacer
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Re: Ferrari SF-26

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Badger wrote:
23 Jan 2026, 13:23
One difference between the Ferrari and Merc is that SF26 has zero centerline cooling. As in previous generations the triangular intake seems to only feed the compressor and doesn't serve a cooling function. SF26 thus has slightly bigger sidepod intakes and maybe not as sleek sidepods as W17, but also less bulk in the center.
LESS centerline cooling, definitely not zero. Take a look back at 2014, most cars at launch had even smaller airboxes than the SF-26, at a considerably lower PU thermal efficiency... There's still a secondary intake at the base of the triangle behind the driver's helmet, and even though the airbox itself is considerably slimmer than the W17's, the bodywork right under/behind it (centerline above the engine and gearbox) is still definitely larger in volume...

wiktor977
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Re: Ferrari SF-26

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Badger wrote:
23 Jan 2026, 13:32
Wouldn't that be against the rules though? The wings must go to high DF mode in case of failure, that looks like it would do the opposite on the front.
Why? It depends on the mechanism that they use

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dodds_turbo
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Re: Ferrari SF-26

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Badger wrote:
23 Jan 2026, 13:32
Wouldn't that be against the rules though? The wings must go to high DF mode in case of failure, that looks like it would do the opposite on the front.
Perhaps these are hydraulically (or electric actuator) operated into X-mode (straightline mode) and spring return. Therefore any failure should see the front wing elements revert to Z-mode (cornering mode)?

It does leave the possibility for front wing damage impacting these activators and possible failure to high DF mode.

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SICK AL SPEEDSHOP
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Re: Ferrari SF-26

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.poz
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Re: Ferrari SF-26

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bwoah... winter rumors was about a "hot" engine to have a smaller cooling surface

it's probably a very basic spec and airscope is very small but we haves seen smaller sidepod intakes on other cars

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FrukostScones
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Re: Ferrari SF-26

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Badger wrote:
23 Jan 2026, 13:32
Wouldn't that be against the rules though? The wings must go to high DF mode in case of failure, that looks like it would do the opposite on the front.
C3.10.10 v. The design is such that failure of the system will result in it returning to its Corner Mode position.
well maybe they have a certain system... what I find weird is that RW and FW don't look synchronous in activation; maybe it is just the .gif; nevertheless x-mode on the front looked pretty low down force :D
Last edited by FrukostScones on 23 Jan 2026, 13:48, edited 1 time in total.
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Badger
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Re: Ferrari SF-26

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HungarianRacer wrote:
23 Jan 2026, 13:36
Badger wrote:
23 Jan 2026, 13:23
One difference between the Ferrari and Merc is that SF26 has zero centerline cooling. As in previous generations the triangular intake seems to only feed the compressor and doesn't serve a cooling function. SF26 thus has slightly bigger sidepod intakes and maybe not as sleek sidepods as W17, but also less bulk in the center.
LESS centerline cooling, definitely not zero. Take a look back at 2014, most cars at launch had even smaller airboxes than the SF-26, at a considerably lower PU thermal efficiency... There's still a secondary intake at the base of the triangle behind the driver's helmet, and even though the airbox itself is considerably slimmer than the W17's, the bodywork right under/behind it (centerline above the engine and gearbox) is still definitely larger in volume...
There's definitely no radiators in the airbox, and the inlet only has one compartment going to the engine. Maybe there's something in the shoulders. Also I can't see a secondary inlet behind the driver, it's not visible in the pictures.

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atanatizante
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Re: Ferrari SF-26

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1. The front wing endplate has both a stepped and a split function: the upper one for the inwash and the lower one for the outwash effect:

ImageImage

2. The engine air intake is bigger now, and the opening goes further down behind the driver`s headrest, meaning both the need for increased cooling and the tradeoff for those slim sidepods air intakes:

Image

3. The front suspension, bargeboards and the tirants in this area will create a mess with this turbulent airflow that will generate ... so this is a basic car that is needed to validate the fundamentals of the car!

4. The reason why the FIA postponed the fuel homologation, thus running on the old/regular fuels, was to fulfill a SHELL request, due to issues with the bio-fuel composition, which weren't the same during batches ...
Last edited by atanatizante on 23 Jan 2026, 13:51, edited 1 time in total.
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Luscion
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Re: Ferrari SF-26

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Giando
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Re: Ferrari SF-26

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FrukostScones wrote:
23 Jan 2026, 13:45
Badger wrote:
23 Jan 2026, 13:32
Wouldn't that be against the rules though? The wings must go to high DF mode in case of failure, that looks like it would do the opposite on the front.
C3.10.10 v. The design is such that failure of the system will result in it returning to its Corner Mode position.
well maybe they have a certain system... what I find weird is that RW and FW don't look synchronous in activation; maybe it is just the .gif; nevertheless x-mode on the front looked pretty low down force :D
I guess they were just trying to check if everything worked: when rain is on track, FIA will allow teams to operate X and Z mode just for the front wing, therefore they must have a switch to run the mechanisms independently

wiktor977
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Re: Ferrari SF-26

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Badger wrote:
23 Jan 2026, 13:47
HungarianRacer wrote:
23 Jan 2026, 13:36
Badger wrote:
23 Jan 2026, 13:23
One difference between the Ferrari and Merc is that SF26 has zero centerline cooling. As in previous generations the triangular intake seems to only feed the compressor and doesn't serve a cooling function. SF26 thus has slightly bigger sidepod intakes and maybe not as sleek sidepods as W17, but also less bulk in the center.
LESS centerline cooling, definitely not zero. Take a look back at 2014, most cars at launch had even smaller airboxes than the SF-26, at a considerably lower PU thermal efficiency... There's still a secondary intake at the base of the triangle behind the driver's helmet, and even though the airbox itself is considerably slimmer than the W17's, the bodywork right under/behind it (centerline above the engine and gearbox) is still definitely larger in volume...
There's definitely no radiators in the airbox, and the inlet only has one compartment going to the engine. Maybe there's something in the shoulders. Also I can't see a secondary inlet behind the driver, it's not visible in the pictures.
Image

Gilles27Kimi7
Gilles27Kimi7
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Re: Ferrari SF-26

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Until last year, the airbox also fed the gearbox cooling, and it was smaller than this.

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atanatizante
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Re: Ferrari SF-26

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"I don`t have all the answers. Try Google!"
Jesus