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Drag Racing Discuss Drag Racing here be it dirt or tarmac. Sponsored by Sydney Dragway.

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Old 30-12-2006, 06:40 PM   #1
Maxim
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Default Tyre pressure

If its not raining this wednesday I am off to WSID.

I will be running 235/60/14 street tyres. Would I benefit from lowering my tyre pressure? If so what pressure would be the best?

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Old 30-12-2006, 07:35 PM   #2
F6BF
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I dropped my factory dunlops 245/35/19 down to 28 psi......was good for 11.9 :
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Old 30-12-2006, 11:14 PM   #3
FS5
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i run 225/50 /16's on my au i6.i let my tyre pressure down to 22 psi and launch it @ 3800rpm and it snaps away from the line no wheelspin at all.its 60ty footers range from 1.9's /2.0's .
when i first went out to the drags i used to run the same tyres at 36psi and couldn't get it off the line without bagging it up.dropping tyre pressures definatley helps launching a car off the line heaps.
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Old 03-01-2007, 09:06 PM   #4
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I have run Nixons 245 X 17's at 18 Lb..
12 to 14Lb on radial slicks 245X 15's
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