ST/SU

618 topics in this forum

1. 2019 ST5 & 6 Revision 10-30-18 v2.2

   By Greg G., November 2
   • 1 reply
   • 260 views
   • 
   • Greg G.
   • November 2

2. ST/TT Car Compliance Database now posted publicly!

   By Greg G., July 29
   • 3 replies
   • 931 views
   • 
   • davidfarmer
   • October 17

3. Techinical Bulletin--Hoosier DOT Wet Tires 4-28-18

   By Greg G., April 29
   • 2 replies
   • 1626 views
   • 
   • brkntrxn
   • April 29

4. Techinical Bulletin--ST1-4 NSW Tire Measurements 4-4-18

   By Greg G., April 4
   • 0 replies
   • 1446 views
   • 
   • Greg G.
   • April 4

5. Techinical Bulletin--ST/TT B-pillar Cage Notching 3-12-18

   By Greg G., March 12
   • 0 replies
   • 1576 views
   • 
   • Greg G.
   • March 12

6. ST Website

   By Greg G., September 1, 2017
   • 0 replies
   • 2711 views
   • 
   • Greg G.
   • September 1, 2017

7. ST Links for Rules, Forms, Calculators

   By Greg G., May 1, 2014
   • 0 replies
   • 8032 views
   • 
   • Greg G.
   • May 1, 2014

8. Provisional Car Classifications--updated 12-6-17

   By Greg G., August 2, 2012
   • 0 replies
   • 7104 views
   • 
   • Greg G.
   • August 2, 2012

9. ST Regional Leader List -- updated 9-5-18

   By Greg G., February 27, 2012
   • 0 replies
   • 5649 views
   • 
   • Greg G.
   • February 27, 2012

10. ST5 & ST6 2019 Official Rules

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    By Greg G., October 11
    • 60 replies
    • 2692 views
    • 
    • JH36
    • Yesterday at 10:52 AM

11. "Prototype" vs. "Non-production" clarification

    By Tansar_Motorsports, Monday at 09:55 PM
    • 0 replies
    • 66 views
    • 
    • Tansar_Motorsports
    • Monday at 09:55 PM

12. 2019 ST 1-4 rules posted

    By Balroks, October 25
    • 3 replies
    • 251 views
    • 
    • Balroks
    • November 8

13. Exhaust Exit Clarification

    By lonewolf583, August 12
    • 1 reply
    • 430 views
    • 
    • Murphdog
    • November 7

14. Provisional 2019 ST5 & ST6 Rules are Online! 7-31-19

    • 1
    • 2

    By Greg G., July 31
    • 27 replies
    • 2946 views
    • 
    • 10cc
    • November 7

15. ST6: NC Miata allowance petition

    By slammed200, October 26
    • 19 replies
    • 590 views
    • 
    • rherold9
    • November 2

16. Clarification needed - ST5/6 ruleset

    By Quigs, October 19
    • 3 replies
    • 158 views
    • 
    • Quigs
    • October 29

17. Super Unlimited 2019 Rule change

    By 74 mach, October 18
    • 0 replies
    • 86 views
    • 
    • 74 mach
    • October 18

18. Wishbone suspension adjustment

    By Grintch, August 29
    • 10 replies
    • 665 views
    • 
    • Greg G.
    • October 8

19. ST4 Fender Rule Effectiveness?

    By daytonars4, September 15
    • 7 replies
    • 647 views
    • 
    • hoki06
    • September 21

20. ST4 Remote Res Shocks

    By focusedintntions, September 20
    • 1 reply
    • 236 views
    • 
    • Balroks
    • September 21

21. NASA 2018 ST5 Rules Released 11-29-17

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    By Greg G., November 30, 2017
    • 80 replies
    • 17259 views
    • 
    • codename Bil Doe
    • September 16

22. ST6/TT6 Tire Section Width Guide

    By 1jeffcat, September 6
    • 13 replies
    • 721 views
    • 
    • dadasracecar
    • September 12

23. 6.5.2 Modification Factors-Tire Size

    By 39088/1, August 14
    • 1 reply
    • 390 views
    • 
    • 39088/1
    • August 26

24. Any possibility of a ST7/TT7 ?

    By Salvisol, August 21
    • 2 replies
    • 475 views
    • 
    • Salvisol
    • August 23

25. Roll Cage in 2005 Lotus Elise for ST4

    By countryboyshane, August 3
    • 1 reply
    • 476 views
    • 
    • kpearson
    • August 22