ST/SU

643 topics in this forum

1. April '19 ST Rules Revision Highlights 1 2 3

   By Greg G., April 25
   • 71 replies
   • 3511 views
   • 
   • Greg G.
   • 4 hours ago

2. Rule Change discussion: Non-DOT Approved Tires in ST3/TT3

   By Greg G., April 11
   • 24 replies
   • 826 views
   • 
   • StromMotorsports
   • Tuesday at 04:48 PM

3. Technical Bulletin: Hood Vent revised rule 5-10-19

   By Greg G., April 26
   • 1 reply
   • 260 views
   • 
   • Greg G.
   • May 11

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

   By Roman V., March 14
   • 0 replies
   • 735 views
   • 
   • Roman V.
   • March 14

5. 2019 ST/TT Car Classification Form now online!

   By Greg G., December 15, 2018
   • 3 replies
   • 1275 views
   • 
   • rob_h
   • January 28

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

   By Greg G., November 2, 2018
   • 1 reply
   • 1441 views
   • 
   • Greg G.
   • November 2, 2018

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

   By Greg G., May 1, 2014
   • 0 replies
   • 9430 views
   • 
   • Greg G.
   • May 1, 2014

8. Provisional Car Classifications--updated 1-1-19

   By Greg G., August 2, 2012
   • 0 replies
   • 8157 views
   • 
   • Greg G.
   • August 2, 2012

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

   By Greg G., February 27, 2012
   • 0 replies
   • 6701 views
   • 
   • Greg G.
   • February 27, 2012

10. Gurney Flap Limits

    By seanshepard1, yesterday at 02:37 AM
    • 1 reply
    • 28 views
    • 
    • Greg G.
    • 4 hours ago

11. Platforms for ST4?

    By Mister Monaco, May 16
    • 4 replies
    • 96 views
    • 
    • Tansar_Motorsports
    • May 17

12. ST4 Torsion Bar Suspension Conversion Legality

    By Tansar_Motorsports, May 7
    • 1 reply
    • 108 views
    • 
    • Greg G.
    • May 15

13. Ballast rule in ST6?

    By 1jeffcat, May 10
    • 2 replies
    • 74 views
    • 
    • 1jeffcat
    • May 11

14. Edit Link Request Not Receiving an Email

    By JH36, April 28
    • 7 replies
    • 77 views
    • 
    • Roman V.
    • April 28

15. ST6/TT6 Tire Section Width Guide 1 2

    By 1jeffcat, September 6, 2018
    • 29 replies
    • 1832 views
    • 
    • DarkGift
    • April 19

16. Toyo R888R

    By Greyout81, April 7
    • 1 reply
    • 153 views
    • 
    • Greg G.
    • April 7

17. ST6- What can be removed?

    By 1jeffcat, March 31
    • 1 reply
    • 145 views
    • 
    • Roman V.
    • April 1

18. ST1 rule - replacing an OEM frame brace with a bolt-in tube

    By Greyout81, March 27
    • 5 replies
    • 154 views
    • 
    • Greyout81
    • March 29

19. ST4 BTM aero rules clarification for hood and bumper cooling mods 1 2

    By codename Bil Doe, March 11
    • 27 replies
    • 766 views
    • 
    • David Sk.
    • March 28

20. ST/TT 5 Strut Tower Brace/Bar Allowed?

    By badamowski, March 4
    • 3 replies
    • 210 views
    • 
    • 1jeffcat
    • March 17

21. In ST4, are widebody, non vented, aftermarket fenders allowed?

    By NorcalTT, March 2
    • 2 replies
    • 301 views
    • 
    • Greg G.
    • March 7

22. Roll Cage

    By BuyMyFordGT, February 21
    • 2 replies
    • 280 views
    • 
    • Greg G.
    • February 24

23. ST5 Rules Clarification

    By Bostonbq, February 7
    • 18 replies
    • 536 views
    • 
    • Greg G.
    • February 17

24. ST5 Aero Rule Clarification

    By rob_h, January 29
    • 2 replies
    • 304 views
    • 
    • rob_h
    • January 30

25. 2019 ST 1-4 rules posted

    By Balroks, October 25, 2018
    • 17 replies
    • 955 views
    • 
    • Roman V.
    • January 17