Ferrari Power Unit Hardware & Software

All that has to do with the power train, gearbox, clutch, fuels and lubricants, etc. Generally the mechanical side of Formula One.
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ispano6
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Re: Ferrari Power Unit Hardware & Software

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AR3-GP wrote:
12 Jul 2026, 17:34
ispano6 wrote:
12 Jul 2026, 05:34
Brahmal wrote:
23 Jun 2026, 05:36
By all accounts the Ferrari motor is the quietest in the field by a noticeable amount. Can anyone say whether there is a difference between the Ferrari-powered teams, specifically Cadillac?
According to Formula1.it/F1-gate, Shell had developed bespoke fuels for Ferrari and Cadillac separately, with Ferrari finding that Cadillac's version of SHELL fuel yielded 5-6 more horsepower. Thus they switched to using Cadillac's blend instead.

https://f1-gate.com/ferrari/f1_95746.html
I don't find this story to be believable. There are no sources.
It didn't take much effort to find the source.
Here's the source:
https://www.formula1.it/news/31608/1/es ... -inatteso-
But on the subject of petrol, an interesting background was suggested to us by a source close to the red. At the beginning of the season, it seems that Shell had approved its fuel specification for the Scuderia, just as Cadillac had prepared its own version, following the instructions of the team and the supplier.

The latter, presented to the Prancing Horse, the conditional is a must, would have shown to guarantee a plus of 5-6 horsepower compared to the one designed for the factory team. Which is why the red engine engineers would have taken note of this "involuntary help" from the American team and submitted the specification to Shell to "take a cue", so as to equip the SF-26 unit with an FIA-approved petrol capable of guaranteeing the same level of performance.
If Cadillac developed this fuel, I wonder how Ferrari was "allowed" to take "cues" from it? Would Shell be guilty of sharing Cadillac's IP?

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FW17
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Re: Ferrari Power Unit Hardware & Software

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Reminds me of 2014 when Marrusia wrapped the exhaust pipes of their ferrari engines and gained power.

wuzak
wuzak
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Joined: 30 Aug 2011, 03:26

Re: Ferrari Power Unit Hardware & Software

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ispano6 wrote:
12 Jul 2026, 05:34
Brahmal wrote:
23 Jun 2026, 05:36
By all accounts the Ferrari motor is the quietest in the field by a noticeable amount. Can anyone say whether there is a difference between the Ferrari-powered teams, specifically Cadillac?
According to Formula1.it/F1-gate, Shell had developed bespoke fuels for Ferrari and Cadillac separately, with Ferrari finding that Cadillac's version of SHELL fuel yielded 5-6 more horsepower. Thus they switched to using Cadillac's blend instead.

https://f1-gate.com/ferrari/f1_95746.html
After developing a fuel alongside Ferrari's development of its PU over several years, they develop a new fuel for Cadillac to suit the Ferrari PU in less than a year?

A PU whose development Cadillac has not been involved in.

Seems unlikley.

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AR3-GP
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Re: Ferrari Power Unit Hardware & Software

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ispano6 wrote:
13 Jul 2026, 01:42

I don't find this story to be believable. There are no sources.
It didn't take much effort to find the source.
Here's the source:
https://www.formula1.it/news/31608/1/es ... -inatteso-

This looks like another third-party source. The story is not credible. As Wuzak suggested, Cadillac doesn't prepare any fuels. They don't have any engines or dynos.
Last edited by AR3-GP on 14 Jul 2026, 04:43, edited 1 time in total.
Beware of T-Rex

wuzak
wuzak
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Re: Ferrari Power Unit Hardware & Software

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AR3-GP wrote:
13 Jul 2026, 22:07
ispano6 wrote:
13 Jul 2026, 01:42

I don't find this story to be believable. There are no sources.
It didn't take much effort to find the source.
Here's the source:
https://www.formula1.it/news/31608/1/es ... -inatteso-


This looks like another third-party source. The story is not credible. As Wuzak suggested, Cadillac doesn't prepare any fuels. They don't have any engines or dynos.
They are developing their own engines, but how advanced the are is unknown to me.

There are development milestones, which dictates when they can build and dyno a full engine.

Are they using Shell as their fuel supplier?
Are they continuing with that development in light of the likely rules change in 2030 or 2031?

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AR3-GP
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Joined: 06 Jul 2021, 01:22

Re: Ferrari Power Unit Hardware & Software

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wuzak wrote:
14 Jul 2026, 04:21
AR3-GP wrote:
13 Jul 2026, 22:07
ispano6 wrote:
13 Jul 2026, 01:42

I don't find this story to be believable. There are no sources.
It didn't take much effort to find the source.
Here's the source:
https://www.formula1.it/news/31608/1/es ... -inatteso-


This looks like another third-party source. The story is not credible. As Wuzak suggested, Cadillac doesn't prepare any fuels. They don't have any engines or dynos.
They are developing their own engines, but how advanced the are is unknown to me.

There are development milestones, which dictates when they can build and dyno a full engine.

Are they using Shell as their fuel supplier?
Are they continuing with that development in light of the likely rules change in 2030 or 2031?
It’s possible that Cadillac has some single cylinder prototypes but the idea that there is some sort of collaboration where Cadillac transfers IP to Ferrari is not permitted.

Teams and manufacturers cannot collude to share resources. Shell would be required to firewall the developments of Ferrari and Cadillac, if Shell is also supplying a fuel for a bespoke Cadillac PU.

The only case where Cadillac and Ferrari would be able to use additional resources is if Cadillac insisted to have a fuel sponsorship from a different supplier. What ispano is posting here from third party sources isn’t credible at all. Cadillac is a brand new F1 team. They could barely have a running car at the start of the year and we should believe that they have developed a better fuel than Ferrari in their free time?
Beware of T-Rex

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ispano6
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Re: Ferrari Power Unit Hardware & Software

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Believe whatever you like. I believe Cadillac has a competent team working on the development of their power unit and their own fuel for their power unit. It is not out of this world for Shell to use inputs from more than one technical partner. In fact, that is the benefit of running multiple customer teams. As with the case of Honda and ExxonMobil, it was Honda doing the formulating. I would think that scenario is not unique to just Honda. In fact, I would expect Cadillac is learning a lot about what it needs to do with it's own PU and fuel development, especially considering the paths that are available for the fuel blend to be considered homologated. The difference may be in the fuel that is the most sustainable and with the least restrictions owed to said sustainability. There is likely going to be a fuel breakthrough if there hasn't already, or at least a convergence as the fuel suppliers mature their blends.

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ispano6
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Joined: 09 Mar 2017, 23:56
Location: my playseat

Re: Ferrari Power Unit Hardware & Software

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AR3-GP wrote:
13 Jul 2026, 22:07
ispano6 wrote:
13 Jul 2026, 01:42

I don't find this story to be believable. There are no sources.
It didn't take much effort to find the source.
Here's the source:
https://www.formula1.it/news/31608/1/es ... -inatteso-

This looks like another third-party source. The story is not credible. As Wuzak suggested, Cadillac doesn't prepare any fuels. They don't have any engines or dynos.
Huh? You do realize they work with VP and TotalEnergies for their IMSA/WEC series. It's not like Cadillac is like BYD with Zero racing heritage. You just sound like you're saying a counter argument just for the sake of saying something. Cadillac has been developing their own blends in North Carolina and with a much larger facility on the way. I wouldn't be surprised if either of the two suppliers joined the series as another fuel supplier given the popularity of the sport. Shell may not end up being the best fuel anyways

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dans79
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Location: USA

Re: Ferrari Power Unit Hardware & Software

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ispano6 wrote:
14 Jul 2026, 10:14
It is not out of this world for Shell to use inputs from more than one technical partner. In fact, that is the benefit of running multiple customer teams.
This is is against the technical regulations. Any 3rd party that does work for different teams must have everything completely firewalled, so no IP can be transferred between projects.
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