ST/SU

699 topics in this forum

1. Technical Bulletin: Goodyear DOT Radial RCMD - Provisional Classing as "Autocross" for ST4-6-- 6-10-21

   By Greg G., June 11
   • 0 replies
   • 184 views
   • 
   • Greg G.
   • June 11

2. 2021 ST/TT Car Classification Form

   By Roman V., January 5
   • 6 replies
   • 2.1k views
   • 
   • Magus2727
   • February 2

3. 2021 Rules Time--How about no changes? 1 2

   By Greg G., September 11, 2020
   • 27 replies
   • 3.2k views
   • 
   • ssmith
   • January 14

4. Avg HP Calculator Instructions

   By Greg G., February 11, 2020
   • 0 replies
   • 2.4k views
   • 
   • Greg G.
   • February 11, 2020

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

   By Roman V., March 14, 2019
   • 0 replies
   • 4.6k views
   • 
   • Roman V.
   • March 14, 2019

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

   By Greg G., May 1, 2014
   • 0 replies
   • 12k views
   • 
   • Greg G.
   • May 1, 2014

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

   By Greg G., August 2, 2012
   • 0 replies
   • 10.6k views
   • 
   • Greg G.
   • August 2, 2012

8. ST Regional Leader List -- updated 4-23-21

   By Greg G., February 27, 2012
   • 0 replies
   • 8.7k views
   • 
   • Greg G.
   • February 27, 2012

9. ST5 splitter question

   By MWC, April 26
   • 2 replies
   • 163 views
   • 
   • MWC
   • April 27

10. ST5 and 6 Subframe Modifications

    By CRallo, March 7
    • 1 reply
    • 219 views
    • 
    • CRallo
    • April 15

11. Modifying Hood for Engine Clearance?

    By CRallo, March 7
    • 1 reply
    • 174 views
    • 
    • CRallo
    • April 15

12. Wireless ECU devices in ST5?

    By Dave Harris, March 22
    • 3 replies
    • 306 views
    • 
    • Eric Jensen
    • March 29

13. ST6 Miata's need to move to ST5

    By travis77, March 8
    • 5 replies
    • 350 views
    • 
    • Dan Howard
    • March 10

14. ST5 Suspension Limitations

    By Shooting Brake, March 5
    • 3 replies
    • 177 views
    • 
    • Tansar_Motorsports
    • March 5

15. ST Subframe modifications

    By kartermdb, January 19
    • 2 replies
    • 268 views
    • 
    • CRallo
    • March 1

16. ST3 aero allowances

    By GHwerks, December 17, 2020
    • 6 replies
    • 569 views
    • 
    • davidfarmer
    • February 18

17. Question about ST4's ECU Rule

    By Tianheng, January 7
    • 1 reply
    • 253 views
    • 
    • NorcalTT
    • January 9

18. General ST rules question

    By fbirch, November 23, 2020
    • 6 replies
    • 530 views
    • 
    • TurboShortBus
    • December 16, 2020

19. ST5 Rules Question

    By gjkasten, November 6, 2020
    • 1 reply
    • 418 views
    • 
    • gjkasten
    • November 6, 2020

20. ST/TT4 Rear Flare Question

    By yuba, November 3, 2020
    • 2 replies
    • 312 views
    • 
    • yuba
    • November 3, 2020

21. Hoosier 255/35 - 18

    By gjkasten, October 20, 2020
    • 3 replies
    • 364 views
    • 
    • Greg G.
    • October 26, 2020

22. Factory Fender Vents in ST4

    By jonvo, July 29, 2020
    • 7 replies
    • 642 views
    • 
    • jonvo
    • August 27, 2020

23. Transponder

    By Brian Sasser, February 9, 2020
    • 2 replies
    • 571 views
    • 
    • Mastiff1!
    • August 17, 2020

24. 2020 ST/TT Car Classification Rules Revisions Proposed 1 2 3 4

    By Greg G., November 4, 2019
    • 81 replies
    • 10.8k views
    • 
    • Greg G.
    • August 15, 2020

25. Legal 282mm Tire/Wheel combo thread

    By ecronbach, August 11, 2020
    • 2 replies
    • 450 views
    • 
    • ecronbach
    • August 13, 2020