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Old 04-09-2009, 01:51 AM   #1
Intervention
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Default Finally broke 12's - Question on ET Streets

Track was not really prepped at all, outside air temp was around 38f


My best run was :

1.858 60 ft
5.416 330ft
8.308 1/8th
85.48 1/8mph
10.785 1000ft
12.868 1/4
108.38 mph

This WAS going to be my best pass until I let off around the 1000' cause of the swerving due to bis ply tires

1.891 60 ft
5.395 330ft
8.270 1/8th
85.72 1/8mph
13.025 1/4
96.68 mph

This was my first time out with sticky tires. I am using(bought on craigslist) MT ET Streets 26x11.5x17 on stock GT rims. My first 3 passes were around 14psi. I wanted it to be higher, but my track did not have their air pump out yet. Anyways, the 3rd run, it was floating very badly around the 1000'. I let out of it in fear ofm losing control. Afterwards, I drove to the nearest gas station and put in 18psi total.

Made a few more passes. It did not hook quite as good, but the floating was reduced. It is still there though. But from what I hear this floating is normal?
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Old 04-09-2009, 02:03 AM   #2
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congrats on the time, and yes its normal.

get some bias ply front runners and it will help a little
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Old 04-09-2009, 02:08 AM   #3
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I am going to try to sell these ET Streets in hopes of picking up some ET Radials.

Last season I made 3 passes with the radials. I didnt do nearly as good with them, although that was on stock LCA's and the wheel hop was appallingly bad.
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Old 04-09-2009, 03:55 AM   #4
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Pretty nice slip considering the conditions. I carry one of those cheap little compressors you plug into you lighter just so I can make adjustments after each run.
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Old 04-09-2009, 06:17 AM   #5
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nice times. congrats
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Old 04-09-2009, 07:35 AM   #6
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Congrats on the new best time!
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Old 04-09-2009, 11:16 AM   #7
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congrats on the times

yes bias ply do get squirmy on the big end, radials do much better

get some upgraded LCAs and that will help your wheel hop.
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Old 04-09-2009, 12:56 PM   #8
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Good runs! I sold my bias ply after a few runs... Just didn't like them.
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Old 04-09-2009, 01:28 PM   #9
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great time-good job

I have bias ply front and rear- Have not made any strip passes yet
but on the sreet its not that bad- I will wait and see
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Old 04-09-2009, 02:48 PM   #10
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Very normal. It was unnerving at first (going through the traps at 120+ with the rear end dancing doesn't feel very safe), but you get use to it. You will realize that the little bit of float is normal and not worry so much (I've been running my ET Streets at 13-14 psi). The way a radial tire reacts and the way a bias-ply tire reacts are different. Bias Ply tires react more instantly, while a radial tire has more pause before it is going react, this helps conduce the oversteer feeling.
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