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Less PSI on Rear Tires during 1/4 mile runs.

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Old Nov 15, 2003 | 09:09 PM
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Default Less PSI on Rear Tires during 1/4 mile runs.

Any one do it?

Let out some air before you do a 1/4 mile run on your rear tires?

so the outter edge of the tire touches the ground along with the inner edge.

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Old Nov 17, 2003 | 06:13 AM
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Yeah its for traction. With the f-bodies, I would lower to 20psi. Some guys do 18, and go lower with slicks.
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Old Nov 17, 2003 | 08:29 AM
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Originally posted by FairladyZ
Yeah its for traction. With the f-bodies, I would lower to 20psi. Some guys do 18, and go lower with slicks.
Ah cool, I have been wondering what people go down to on the Z33's. I havent seen any one discuss this yet on the board and it does make a difference on your launch. Not a good idea to do on a twisty course. But for 1/4 miles its a thumbs up!
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Old Nov 17, 2003 | 10:54 AM
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werd!
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Old Nov 17, 2003 | 11:39 AM
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I run 28psi in the rear with my stock rims and tires. All of my best runs have been at this psi. See my best time in my sig.
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Old Nov 17, 2003 | 11:44 AM
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Originally posted by 350Z_Redline
I run 28psi in the rear with my stock rims and tires. All of my best runs have been at this psi. See my best time in my sig.
very nice,

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Old Nov 18, 2003 | 01:22 PM
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I dropped it down to 22 psi on the wife's car and she couldn't hook to save her life. She put it back up to 36 and it did much better. Going to find some 16" wheels and put Nitto 245-50-16 DR's on them to see if they help. I was cutting 1.9 60's on those tires with my blown LS1 running 11's at 124mph so I am guessing the AT5 shouldn't be able to spin them too much.
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