Cllr Sam S Collins Profile picture
Feb 11, 2022 25 tweets 11 min read Read on X
The @McLarenF1 #MCL36 was revealed earlier today at the team’s woking factory, like all 2022 F1 cars the Mercedes powered design is a completely new concept as a result of the new technical regulations. (Tech Thread)
Most strikingly the McLaren is very different to the Aston Martin AMR22 (the only other 2022 F1 car to be launched at the time of writing. Unfortunately McLaren would not let us take any pictures of the real car, meaning that at present only renders are available.
Starting at the front of the car the nose is very interesting, sitting back from the lowermost element of the front wing. Its tip is slightly more sculpted than it seems in these renders.
The front wing protrudes significantly in the centre section, where it also dips significantly (again more than is really evident in these renders) and is reminiscent of a 2008 Honda wing, though not as extreme.
The front wing itself seems quite basic, and has four elements of roughly equal size. McLaren has stressed though that they expect to see some significant updates in this area.
Looking at the front wing end plate, it may be an optical illusion, but the McLaren design seems slightly more elongated than that of the Aston Martin. The single dive plane also differs slightly. Note the spacing of the wing elements.
Unfortunately I didn’t get a good look at the front brake ducts (McLaren literally turned out the lights!) but the designs in the render seem far too small, and I expect that this is one of a number of areas that McLaren wants to keep hidden.
McLaren also wanted to keep the entry to the floor tunnels completely hidden, they were covered on the launch car, and only very vague versions appear on this render.
Something that could not be hidden was the use of pull-rod front suspension, a choice driven by the aerodynamic concept of the car. For more on push vs pull rod - read this other thread:
A quick note on the wing mirrors supports - they are far more curvy than those seen on the Aston Martin or the show cars, they lack any outboard vertical support.
The side pods of the MCL36 are fascinating and are entirely different in concept to either the Aston Martin, Haas renders or any of the show cars. The ducts do not sweep rearward as predicted on the show cars.
The upper edge of the sidepod duct (which likely houses the side impact structure) sits slightly forward of the lower edge. Indeed the leading edge of the bulk of the sidepod seems to sit quite far forward.
Indeed the overall shape of the sidepod is very different to that of the Aston Martin (or indeed the show cars) tightening up almost immediately behind the cockpit. Note how the floor is wider than the sidepods.
Some images shown to media by McLaren featured small cooling gills alongside the cockpit, but these do not feature on the launch car or these renderings. There were no Aston Martin style exit louvres either.
There is a small blister on the widest point of the sidepod, just visible on these renders but quite apparent on the real car. It is not clear what they accommodate, but I suspect it is related to the cooling system.
We got a glimpse of the MCL36’s roll hoop a while before the launch and the concept is very similar to that of the MCL35 (shown here for comparison), and largely follows the concept utilised by all Mercedes powered cars.
There is a small additional cooling aperture below the main roll hoop, behind the small single curved support. Note the small winglet on the Halo.
The MCL36 rear bodywork could not be more different to that of the Mercedes powered Aston Martin, it cuts in tightly and does not overhang the floor at all.
As was the case in 2021, McLaren has shaped the engine cover to avoid the blisters seen on the Aston Martin & Mercedes W11/12, with a wide flattish tail section.
The rear floor on these renders is nothing like the floor on the launch car, the launch spec version has a very interesting folded shape in the mid to rear section, this itself may not be final. Note the low quality image of the launch floor.
Rear suspension is a pull rod layout, McLaren designs and builds its own transmission so has complete freedom of its internal parts, and pickup points.
The rear wing is far from the final version but does differ notably in shape from the version seen on the show car, and is quite different to that of the Aston Martin too. Expect updates here too.
I did try to get a look at the rear end of the MCL36 in Woking but it was very thoroughly covered up, and it does not appear at all in the renders!
So that’s my observations for now, I will probably update this thread soon with a better look at the car when it shakes down in Barcelona.

McLaren has said that they expect to bring a significant upgrade to the Bahrain test so there will be more to come!
There is an error here - I was rushing! Its obviously pushrod!

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More from @NorthHertsSam

Feb 19
The Red Bull RB20 is something of a mystery machine, despite having been shaken down at Silverstone a while ago very few pictures of it are in circulation at the moment. Short tech observation thread.
#F1Testing #F12024 #F1 #RB20 Image
While Red Bull did issue some launch renders these are never particularly reliable sources, so I’m not going to use those much here. Image
Despite having already had a shakedown Red Bull did hold a proper launch for the RB20, though how much of the car that was revealed is actually the true RB20 is unclear. Despite this let’s take a closer look. Image
Read 19 tweets
Feb 12
Aston Martin issued a few low quality renders of its 2024 F1 car, the #AMR24, before taking the real thing out on track at Silverstone - so here is a Technical Observations Thread. #F1 #AstonMartin #F12024 Image
Aston Martin claim that the team hope to be fully in the development fight this season, last year the team’s development stalled out badly and the AMR23 became less competitive.
Starting at the front of the car the AMR24 features a new approach with its nose tip, which picks up on the second element of the front wing, rather than the leading element as was the case on the AMR23.
Image
Image
Read 18 tweets
Feb 12
The RB team (previously known as Alpha Tauri, Toro Rosso and Minardi), launched its latest F1 car recently. So here is a Technical Observations Thread. #F1 #F12024 #VCARB01 Image
The VCARB01 was developed in the Red Bull wind tunnel, at the old RAE Bedford facility in England, it utilised the oldest wind tunnel in the UK - more on that here -
Starting at the front of the car the shape of the nose tip is notable in that it seems to have largely carried over from the AT04. Meeting the leading element of the front wing, note the NACA style driver cooling inlet.
Image
Image
Read 23 tweets
Feb 9
Alpine was the first F1 team to reveal an actual 2024 car releasing some images of the car at its UK factory. The Alpine A524 - it is the fifth Alpine #F1 car design. Tech observations thread. I only do these when there is a real car to look at - so far Alpine is the only one! Image
At first glance the car seems to have a lot in common with the late season A523, but according to the team the new car is a “brand-new concept created for the next two seasons.” This may suggest that the chassis may carry over into next season. Image
The team continues to state that the A524 “is marked by innovative solutions as a result of learnings from previous iterations. The bold approach will allow the team to apply a stronger development path across the next two campaigns before the radical change in technical regs”
Read 28 tweets
Jul 8, 2023
A question we get all the time on #F1Live is why do @WilliamsRacing not have the dash display on the steering wheel like everyone else - very short thread to answer that:

#F1 #BritishGP
I put that question to @paddylowe when he was in charge at Williams - this is what he told me: "I don’t actually remember the history of how all the other teams migrated to having the dash on the steering wheel, or indeed why they did it"....
"It was probably driven by the drivers saying they wanted that, it was a trend or a fashion that started somewhere – some of these things are just a fashion not for any technical merit. I never really got it, for me the right place for the dashboard is on the car, not the wheel"

Read 8 tweets
Feb 15, 2023
Ferrari launched its 2023 #F1 car yesterday, and ran it for the first time on the Fiorano circuit after the formal launch. Looking over the initial photos I thought I’d share some thoughts and observations in this Tech Thread. #Ferrari #F12023 Image
Starting at the front Ferrari has changed its nose concept, with the blunter tip no longer meeting the forward most wing element as was the case with the F1-75 (shown for comparison). Instead it joins the second element, while the leading edge has a noticeable dip in the centre. ImageImage
The nose tip has a rectangular driver cooling slot, note the small circular fastener below it. There is a pocket for ballast in the centre of the leading edge of the front wing element. The NACA style shape of the F1-75 has been dropped. ImageImageImage
Read 30 tweets

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