ST/SU

670 topics in this forum

1. 2020 ST/TT Car Classification Form

   By Roman V., January 6
   • 17 replies
   • 451 views
   • 
   • Roman V.
   • Monday at 09:11 PM

2. 2020 ST/TT Car Classification Rules Revisions Proposed 1 2 3

   By Greg G., November 4, 2019
   • 74 replies
   • 4848 views
   • 
   • endless.pain
   • January 15

3. How To - ST/TT Submission - Edit Link Request

   By Roman V., March 14, 2019
   • 0 replies
   • 2417 views
   • 
   • Roman V.
   • March 14, 2019

4. ST Links for Website, Rules, Forms, Calculators

   By Greg G., May 1, 2014
   • 0 replies
   • 10810 views
   • 
   • Greg G.
   • May 1, 2014

5. Provisional Car Classifications--updated 12-27-19

   By Greg G., August 2, 2012
   • 0 replies
   • 9387 views
   • 
   • Greg G.
   • August 2, 2012

6. ST Regional Leader List -- updated 3-22-19

   By Greg G., February 27, 2012
   • 0 replies
   • 7854 views
   • 
   • Greg G.
   • February 27, 2012

7. ST4 Aero with replaced fascia

   By RoxFatal, 7 hours ago
   • 0 replies
   • 18 views
   • 
   • RoxFatal
   • 7 hours ago

8. ST6/TT6 Tire Section Width Guide 1 2

   By 1jeffcat, September 6, 2018
   • 33 replies
   • 2823 views
   • 
   • Davidss
   • Monday at 10:07 PM

9. NASA Championship ST3 Start Near Miss

   By Mike25, October 16, 2019
   • 1 reply
   • 228 views
   • 
   • countryboyshane
   • January 22

10. Aftermarket Sub Frames

    By ecronbach, January 21
    • 1 reply
    • 54 views
    • 
    • Greg G.
    • January 22

11. 3D printed tire template

    By Davidss, January 17
    • 3 replies
    • 110 views
    • 
    • int2str
    • January 18

12. Roll cage mounting plate

    By MacOne, January 9
    • 4 replies
    • 143 views
    • 
    • Brett B.
    • January 17

13. Oil pan skid plate legality?

    By codename Bil Doe, January 4
    • 0 replies
    • 86 views
    • 
    • codename Bil Doe
    • January 4

14. ST3 Fender Flares and exposed tires

    By Chad M., December 7, 2019
    • 2 replies
    • 170 views
    • 
    • Greg G.
    • December 8, 2019

15. Two piece rotors still considered OEM (ST6)

    By Magus2727, November 17, 2019
    • 1 reply
    • 214 views
    • 
    • Greg G.
    • November 18, 2019

16. ST6 Spoiler vs Wing (6.1.5 ST6)

    By DavidSinger, October 2, 2019
    • 9 replies
    • 457 views
    • 
    • Magus2727
    • November 17, 2019

17. The History of tire width vs weight and the weight modifier in ST

    By CRallo, November 6, 2019
    • 0 replies
    • 146 views
    • 
    • CRallo
    • November 6, 2019

18. NON-DOT Tire Factor Change for ST3 for 2020 ???

    By Al36rx7, October 21, 2019
    • 2 replies
    • 349 views
    • 
    • Al36rx7
    • October 25, 2019

19. "Autocross Tires" not allowed - How do I identify these?

    By MXDave813s, July 25, 2019
    • 16 replies
    • 465 views
    • 
    • DavidSinger
    • October 15, 2019

20. Roll cage mounting points question

    By Tansar_Motorsports, September 9, 2019
    • 1 reply
    • 313 views
    • 
    • Tansar_Motorsports
    • September 9, 2019

21. How fast is ST6/ST5 compared to SM/GTS2

    By Chuck T., August 5, 2019
    • 2 replies
    • 274 views
    • 
    • Chuck T.
    • September 8, 2019

22. Technical Bulletin--Appendix B--OEM Aero 3-25-17

    By Greg G., March 25, 2017
    • 4 replies
    • 3770 views
    • 
    • Greg G.
    • August 26, 2019

23. TT Classification for Non-US Production cars

    By uuayala, August 20, 2019
    • 2 replies
    • 183 views
    • 
    • uuayala
    • August 22, 2019

24. ST Rules Revision - August 1, 2019

    By Greg G., August 18, 2019
    • 0 replies
    • 1239 views
    • 
    • Greg G.
    • August 18, 2019

25. Toyo R888R

    By Greyout81, April 7, 2019
    • 3 replies
    • 453 views
    • 
    • Greg G.
    • August 18, 2019