S2000 Racing and Competition The S2000 on the track and Solo circuit. Some of the fastest S2000 drivers in the world call this forum home.
View Poll Results: What tires (primary) do you use?
Hankook R-S3 255
45.33%
Hankook R-S3 245
4.00%
Dunlop Star Spec 255
21.33%
Dunlop Star Spec 245
5.33%
Toyo R1R 245
0
0%
Toyo R1R 255
0
0%
Other
20.44%
BFG Rival 255
3.11%
BFG Rival 245
0.44%
Voters: 225. You may not vote on this poll

STR Prep - Wheels and Tires

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Old 09-25-2012, 04:11 AM
  #231  

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Bob came in 10th place at Nationals.
Old 09-25-2012, 04:14 AM
  #232  
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Wow, good job. Anyone else running that much camber?
Old 09-25-2012, 06:17 AM
  #233  

 
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Thanks for the clarification Jonathan. I was one of the people wondering about that setup. I brought it up with Guy when we were working course. Told him he might want to talk to Bob to verify that everything was all good since someone might protest RPF1s on a STR car without illegally pulling fenders. Good to see everything was on the up and up. ....and damn that's a lot of freaking camber.
Old 09-25-2012, 07:29 AM
  #234  

 
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Yes josh. The car I ran has -5.0 up front and -3.5 in the back. Bob does get even wear on his hankooks for the setup he runs. Bob is very fast locally.
Old 09-25-2012, 09:19 AM
  #235  

 
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Guy's car is on dunlops right? I've noticed I get some outside wear with my current camber of just shy of 3 degrees in rear and 3.2 in front. 5 degrees does sound a little crazy though...did you guys do anything with a pyrometer?

Thanks for posting that info, that's really interesting.
Old 09-25-2012, 09:26 AM
  #236  

 
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Oh also, I wonder if you're limiting ride height. Any idea how low Bob's car is?
Old 09-25-2012, 09:42 AM
  #237  

 
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Originally Posted by IntegraR0064
Oh also, I wonder if you're limiting ride height. Any idea how low Bob's car is?
Looked about as low as your car Jon from what I remember it parked at the hotel.
Old 09-25-2012, 09:50 AM
  #238  

 
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Bob's car is not low at all. Id say he is at or above 13" from center hub. We ran dunlops all year on Guy's car. We did do pyrometer testing but didn't really give us the information we needed. The tires wear out faster on the inside due to braking but under cornering it works really well. I run 3.3 on my own car with 2.8 in the rear. It really depends on the overall setup of the car.
Old 09-25-2012, 10:42 AM
  #239  
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so he adjusted the upper arms but didn't alter the lower A-arm ball joints? Interesting, and good to know. May have to source a pair of spare upper arms...
Old 09-26-2012, 11:46 AM
  #240  
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I don't understand why I'm seeing specs higher than mine to make the RPF1's work.

I'm using 17x9 +45 RPF1's with a 245/40 in front and a 255/40 in the rear (RS-3), with -2.7*F and -3.2*R.

All of my fenders are rolled, and it sits at about a 2 finger gap. I think that I could possibly fit a 255 in the front. What do you gents think?

[media]http://www.youtube.com/watch?v=5Z8SDP_qgYU[/media]

For what it's worth, I just used this setup during a recent weekend event after coming from x4 AP2V1 rears with 255 squared Dunlops, and I finally stole 1st in PAX, even with dropping to a 245 in front. The lost weight is amazing!!


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