ST/SU

647 topics in this forum

1. Rule Change discussion: Non-DOT Approved Tires in ST3/TT3 1 2

   By Greg G., April 11
   • 27 replies
   • 1369 views
   • 
   • Greg G.
   • June 17

2. Technical Bulletin: Hood Vent revised rule 6-17-19

   By Greg G., April 26
   • 2 replies
   • 447 views
   • 
   • Greg G.
   • June 17

3. April '19 ST Rules Revision Highlights 1 2 3 4

   By Greg G., April 25
   • 78 replies
   • 4567 views
   • 
   • jimgood
   • May 29

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

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

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

   By Greg G., December 15, 2018
   • 3 replies
   • 1356 views
   • 
   • rob_h
   • January 28

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

   By Greg G., November 2, 2018
   • 1 reply
   • 1536 views
   • 
   • Greg G.
   • November 2, 2018

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

   By Greg G., May 1, 2014
   • 0 replies
   • 9610 views
   • 
   • Greg G.
   • May 1, 2014

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

   By Greg G., August 2, 2012
   • 0 replies
   • 8271 views
   • 
   • Greg G.
   • August 2, 2012

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

   By Greg G., February 27, 2012
   • 0 replies
   • 6801 views
   • 
   • Greg G.
   • February 27, 2012

10. Chop Top Safety Requirements

    By mdotmurphy, July 5
    • 0 replies
    • 84 views
    • 
    • mdotmurphy
    • July 5

11. Low HP tube chassis car in ST4

    By funcup, June 26
    • 0 replies
    • 79 views
    • 
    • funcup
    • June 26

12. Panoz eligibility and Mod factor discussion

    By Tansar_Motorsports, June 24
    • 2 replies
    • 87 views
    • 
    • Tansar_Motorsports
    • June 25

13. Gurney Flap Limits

    By seanshepard1, May 25
    • 2 replies
    • 172 views
    • 
    • seanshepard
    • June 16

14. End links in ST6?

    By 1jeffcat, May 29
    • 2 replies
    • 134 views
    • 
    • 1jeffcat
    • May 29

15. Platforms for ST4?

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

16. ST4 Torsion Bar Suspension Conversion Legality

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

17. Ballast rule in ST6?

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

18. Edit Link Request Not Receiving an Email

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

19. ST6/TT6 Tire Section Width Guide 1 2

    By 1jeffcat, September 6, 2018
    • 29 replies
    • 2078 views
    • 
    • DarkGift
    • April 19

20. Toyo R888R

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

21. ST6- What can be removed?

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

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

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

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

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

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

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

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

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