SmallSoldier wrote: ↑30 Nov 2020, 21:05
M840TR wrote:SmallSoldier wrote: ↑30 Nov 2020, 18:27
I don’t expect many issues for Mclaren changing PU’s... I understand that the last couple of changes came with challenges, but the change to the Honda PU problems were related to the Honda PU unluckily not been up to par when introduce... The change to Renault afterwards didn’t generate big issues (except for the ones at testing where there were pockets of hot air, which were addressed before the start of the season)... The problems in 2018 weren’t related to the change in PU (even though that was a pretty late call).
There seems to be a myth that changing PU’s means that the teams will struggle by default due to the change, but I fail to understand what is the causality in that situation.
In regards to finish position, next year will probably be very similar to this one, with a group of cars very close to each other (Mclaren, Renault, Alpha Tauri) with a couple of unknowns... Ferrari could make a big jump next year if they have been working on 2021 behind the scenes (they will have a new engine next season and the lack of major upgrades during the season would indicate focus on next year’s car)... Racing Point is the other one that could either be really good like this year or fall behind a bit compared to the rest of the midfield if they don’t manage the change in the floor as well as others.
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The consensus was that the 2018 pu change did effect the car's performance because it was so late and the team had to marshal critical resources that would've otherwise been spent in various other areas.
My understanding is that the 2018 performance issues were due to a mistake made in the chassis where the bargeboards were closer to the front wheels than designed, therefore they weren’t controlling the wake of the front tire as efficiently and forced to run more downforce to compensate for the lack of aero performance when entering a turn.
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Well yes, but actually, no. It wasn't as much a mistake as a flawed design direction. Not like there were miscalculations in the wheelbase measurements or anything. Based upon the team's own statements and inferences made from the recent in-season aero testing & development approach, it's very likely the root cause went towards correlation issues.
But Tim Goss said if they had time and regulations weren't changing for 2019, they would've launched a b-spec Mcl-33 around Spa. That leads me to believe that if the car had been a product of a 'normal' development schedule where certain key design elements such as packaging and bell housing/transmission are locked around the previous season's winter tests, they could've corrected the flaws earlier.
It's pertinent to mention that these current car that were introduced in 2017 carried a peculiar trait that, although has always been a part of F1, apparently wasn't ever as pronounced, which is instability during yaw. Andrea Stella even said in 2019 or 2018 that the lead cars were faster not necessarily because of higher peak downforce but consistency during corners. And that was also one of the Mcl-33's fatal shortcomings. So while they probably wouldn't have been able to completely solve the issue, they would've significantly corrected it nevertheless.