ST/SU

721 topics in this forum

1. Technical Bulletin: Rear Bumper Modification--ST1-3 & TT1-3 5-20-22

   By Greg G., May 20
   • 0 replies
   • 565 views
   • 
   • Greg G.
   • May 20

2. Technical Bulletin: Subframe Modification for Engine Swaps--All ST & TT 5-20-22

   By Greg G., May 20
   • 0 replies
   • 404 views
   • 
   • Greg G.
   • May 20

3. Technical Bulletin: Avg HP Calculations--All ST & TT 3-11-22

   By Greg G., March 11
   • 10 replies
   • 2k views
   • 
   • Greg G.
   • March 12

4. 2022 ST1-4 and ST5&6 Rules Revisions (v16.2 and 5.2) Released

   By Greg G., January 25
   • 20 replies
   • 1.8k views
   • 
   • Greg G.
   • March 12

5. 2022 ST Rules Release Today! 1 2 3

   By Greg G., December 2, 2021
   • 68 replies
   • 7.4k views
   • 
   • esr
   • February 27

6. Official Tire Submission Thread for Tire Model Consideration for the +1.0 and +1.6 Mod Factor Groups

   By Greg G., December 3, 2021
   • 7 replies
   • 1.1k views
   • 
   • Ale Sensoli
   • January 10

7. 2022 ST/TT Car Classification Form is Live

   By Roman V., January 6
   • 0 replies
   • 1.1k views
   • 
   • Roman V.
   • January 6

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

   By Greg G., June 11, 2021
   • 7 replies
   • 1.5k views
   • 
   • mrgsquared
   • December 5, 2021

9. Avg HP Calculator Instructions

   By Greg G., February 11, 2020
   • 4 replies
   • 3.9k views
   • 
   • Greg G.
   • September 26, 2021

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

    By Roman V., March 14, 2019
    • 0 replies
    • 7.2k views
    • 
    • Roman V.
    • March 14, 2019

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

    By Greg G., May 1, 2014
    • 0 replies
    • 12.5k views
    • 
    • Greg G.
    • May 1, 2014

12. Provisional Car Classifications--updated 6-11-22

    By Greg G., August 2, 2012
    • 0 replies
    • 11.5k views
    • 
    • Greg G.
    • August 2, 2012

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

    By Greg G., February 27, 2012
    • 0 replies
    • 9.2k views
    • 
    • Greg G.
    • February 27, 2012

14. Buying MX5 cup car w/ sequential, ST4?

    By Bryan Heitman, yesterday at 03:33 PM
    • 0 replies
    • 25 views
    • 
    • Bryan Heitman
    • Yesterday at 03:33 PM

15. Nasa championship st4 rain tire options?

    By land Yatch racing, June 14
    • 2 replies
    • 178 views
    • 
    • Greg G.
    • June 28

16. Legal 282mm Tire/Wheel combo thread

    By ecronbach, August 11, 2020
    • 3 replies
    • 741 views
    • 
    • speedk1ng
    • June 22

17. The “Sorta” Non-Production Vehicles? 1 2

    By Racerwong, October 4, 2021
    • 48 replies
    • 4.4k views
    • 
    • daytonars4
    • May 16

18. Paperwork submissions missing and/or incomplete and/or mislabeled 1 2

    By davidfarmer, March 20
    • 29 replies
    • 751 views
    • 
    • Roman V.
    • May 13

19. ST-5 tires

    By jhp, February 13, 2018
    • 6 replies
    • 2.2k views
    • 
    • Roman V.
    • May 11

20. DCT transmission and No lift shift/auto blip Six Speed Manual Mod Hit

    By CeeDubb, April 24
    • 2 replies
    • 148 views
    • 
    • Greg G.
    • May 5

21. Sports Racer classification

    By EB Turbo, April 25
    • 1 reply
    • 158 views
    • 
    • Greg G.
    • April 25

22. Hoosier and Michelin Mod Hit

    By CeeDubb, April 24
    • 1 reply
    • 134 views
    • 
    • daytonars4
    • April 24

23. Question on Lexan Thickness and OEM Door bars

    By Magus2727, December 29, 2021
    • 3 replies
    • 285 views
    • 
    • Magus2727
    • February 12

24. 2021 Rules Time--How about no changes? 1 2

    By Greg G., September 11, 2020
    • 30 replies
    • 5.4k views
    • 
    • daytonars4
    • January 17

25. 2022 ST/TT Car Classification Calculator Only

    By Roman V., December 7, 2021
    • 6 replies
    • 2.1k views
    • 
    • Roman V.
    • December 8, 2021