ST/SU

684 topics in this forum

1. 2021 Rules Time--How about no changes?

   By Greg G., September 11
   • 4 replies
   • 247 views
   • 
   • Tansar_Motorsports
   • 8 hours ago

2. 2020 ST/TT Car Classification Form

   By Roman V., January 6
   • 24 replies
   • 3.3k views
   • 
   • Roman V.
   • June 24

3. Avg HP Calculator Instructions

   By Greg G., February 11
   • 0 replies
   • 1.2k views
   • 
   • Greg G.
   • February 11

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

   By Roman V., March 14, 2019
   • 0 replies
   • 3.4k views
   • 
   • Roman V.
   • March 14, 2019

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

   By Greg G., May 1, 2014
   • 0 replies
   • 11.5k views
   • 
   • Greg G.
   • May 1, 2014

6. Provisional Car Classifications--updated 5-21-20

   By Greg G., August 2, 2012
   • 0 replies
   • 10.1k views
   • 
   • Greg G.
   • August 2, 2012

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

   By Greg G., February 27, 2012
   • 0 replies
   • 8.3k views
   • 
   • Greg G.
   • February 27, 2012

8. Factory Fender Vents in ST4

   By jonvo, July 29
   • 7 replies
   • 283 views
   • 
   • jonvo
   • August 27

9. Transponder

   By Brian Sasser, February 9
   • 2 replies
   • 306 views
   • 
   • Mastiff1!
   • August 17

10. 2020 ST/TT Car Classification Rules Revisions Proposed 1 2 3 4

    By Greg G., November 4, 2019
    • 81 replies
    • 7.6k views
    • 
    • Greg G.
    • August 15

11. Legal 282mm Tire/Wheel combo thread

    By ecronbach, August 11
    • 2 replies
    • 130 views
    • 
    • ecronbach
    • August 13

12. TT5 spec boxster aero

    By Lemming, August 5
    • 1 reply
    • 135 views
    • 
    • Greg G.
    • August 8

13. Rush SR1

    By davidfarmer, June 21
    • 1 reply
    • 186 views
    • 
    • Tansar_Motorsports
    • June 23

14. TT5/ST5 rain tire sizing

    By Tansar_Motorsports, June 10
    • 1 reply
    • 170 views
    • 
    • dwesterwick
    • June 14

15. ST5 Rear Diffuser Clarification

    By Magnuson, May 13
    • 2 replies
    • 348 views
    • 
    • Greg G.
    • May 14

16. ST4 splitter and air dam question

    By ssmith, April 30
    • 1 reply
    • 274 views
    • 
    • Greg G.
    • May 3

17. Car Numbers

    By Clavette, March 20
    • 2 replies
    • 315 views
    • 
    • Clavette
    • March 20

18. Exocet

    By Austin Hunter, March 11
    • 1 reply
    • 288 views
    • 
    • DanielsDM
    • March 12

19. Hood sealing

    By RoxFatal, March 3
    • 4 replies
    • 364 views
    • 
    • Greg G.
    • March 11

20. Does the battery need to be in a box?

    By Matt Zimmer, February 19
    • 1 reply
    • 297 views
    • 
    • Greg G.
    • February 20

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

    By Chuck T., August 5, 2019
    • 3 replies
    • 611 views
    • 
    • Matt G.
    • February 17

22. Aftermarket Sub Frames

    By ecronbach, January 21
    • 2 replies
    • 312 views
    • 
    • ecronbach
    • February 12

23. Oil pan skid plate legality?

    By codename Bil Doe, January 4
    • 1 reply
    • 343 views
    • 
    • Greg G.
    • February 11

24. ST4 Aero with replaced fascia

    By RoxFatal, January 28
    • 3 replies
    • 376 views
    • 
    • Greg G.
    • February 4

25. ST6/TT6 Tire Section Width Guide 1 2

    By 1jeffcat, September 6, 2018
    • 33 replies
    • 3.7k views
    • 
    • Davidss
    • January 27