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> Track car spoiler help
sixaddict
post May 10 2011, 08:06 AM
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Have hot rod track car GT replica.....Installed front air dam (AAs Ultimate Air Dam...modified for flares) Trying to develop some downforce for high speed turns ...
A: Will it work
B. Do I need real lip spoiler for balance
Seemed to get differing "opinions"

Anybody have real life results?
Thanks
Terry
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campbellcj
post May 10 2011, 11:27 PM
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My car with front-dam only gets pretty light and bouncy in the rear at 120+ speeds. I spoke with Roger Sheridan at the track recently, and he suggested a 6-inch "flap" spoiler for my car, so I'm planning to start there. He makes gorgeous fiberglass stuff. I can't run a leading-edge wing without taking a hit under POC rules.
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race914
post May 12 2011, 09:32 AM
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QUOTE(campbellcj @ May 10 2011, 10:27 PM) *

My car with front-dam only gets pretty light and bouncy in the rear at 120+ speeds. I spoke with Roger Sheridan at the track recently, and he suggested a 6-inch "flap" spoiler for my car, so I'm planning to start there. He makes gorgeous fiberglass stuff. I can't run a leading-edge wing without taking a hit under POC rules.


Do you need a pic of the Sheridan 6 inch spoiler installed?

If so I can go take one & post it. Let me know.
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campbellcj
post May 12 2011, 10:07 AM
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QUOTE(race914 @ May 12 2011, 08:32 AM) *


Do you need a pic of the Sheridan 6 inch spoiler installed?

If so I can go take one & post it. Let me know.


A pic would be of interest but not crucial - more importantly (I assume you're using one), did you see a worthwhile benefit from it?

FWIW the front spoiler I usually use, as seen in my avatar, is also Roger's and he was aware of that when suggesting the 6" rear to go with it.
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race914
post May 12 2011, 10:52 AM
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QUOTE(campbellcj @ May 12 2011, 09:07 AM) *

QUOTE(race914 @ May 12 2011, 08:32 AM) *


Do you need a pic of the Sheridan 6 inch spoiler installed?

If so I can go take one & post it. Let me know.


A pic would be of interest but not crucial - more importantly (I assume you're using one), did you see a worthwhile benefit from it?

FWIW the front spoiler I usually use, as seen in my avatar, is also Roger's and he was aware of that when suggesting the 6" rear to go with it.


(IMG:style_emoticons/default/agree.gif) with all above that you need to balance front/rear down force.

The sheridan flip spoiler does add rear downforce. Along with it, I use this front airdam with a splitter.

Attached Image

I recommend the Sheridan rear spoiler.


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