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Old 04-06-2021, 09:57 AM   #11 (permalink)
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I will add: flexing on a top fuel dragster is promoted to improve traction. I suppose they can engineer the chassis to keep the wheels planted.

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Old 04-06-2021, 12:10 PM   #12 (permalink)
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Is it to improve traction or to bend instead of snapping in half?
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Old 04-06-2021, 12:23 PM   #13 (permalink)
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Originally Posted by Piotrsko View Post
I will add: flexing on a top fuel dragster is promoted to improve traction. I suppose they can engineer the chassis to keep the wheels planted.
Traction in this case is likely to keep the front tires still in contact with the pavement to allow steering corrections, rather than acceleration tractive issues.

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Old 04-16-2021, 08:28 AM   #14 (permalink)
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Rumors say he was still tailgated by an Audi desperately wanting to pass
https://youtu.be/2xz9RrRs0lA
https://youtu.be/MiuLvLobAs4
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Old 04-16-2021, 09:32 AM   #15 (permalink)
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Hope still springs eternal I see for Audi drivers.
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Old 04-16-2021, 11:34 AM   #16 (permalink)
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flutter

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As a driver, I don't think that is my cup of tea.
I was surprised how much flutter is in the body panels, if I am interpreting the video correctly, vs camera shake.
Some have called it ' oil-canning' of 'tin-canning'.
I think it killed Bernd Rosemeyer, in the Auto Union racer.
According to Alex Tremulis, his streamliner's body was constructed with below-spec wall section thickness, and experienced aerodynamic deformation, causing uncontrollable yaw-induced instability that he couldn't overcome. Shame.
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Old 04-16-2021, 11:43 AM   #17 (permalink)
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weight

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Originally Posted by j-c-c View Post
I agree, to stiffen would not be difficult if additional thickness was an option. On the flats, I have always been lead to believe, weight is a friend, in that it mainly increases traction, which is rather limited on salt, with high hp low drag packages, so unless rules have a weight component, weight is not a downside in this application.
Yes, many cars experience wheelspin all the way to the final timing trap at the 8-mile.
And getting sideways is the fear. The LT1 Corvette which had been two cars ahead of me at the wind tunnel, got sideways at the finish line, lifted about 8-feet, did a half-gainer, then landed on it's roof at 231-mph. The driver was okay but visibly shaken. The car was toast ( spontaneous disassembly ).

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