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Time Trial

NASA TT utilizes a car classification system that is easy to understand, and gives HPDE 4 drivers a taste of competition by allowing them to compete for top lap times, in advanced, open passing run sessions, against similarly prepared cars for awards, prizes, and recognition.


1767 topics in this forum

  1. Help getting my car classified e36 328is

    • 1 reply
    • 2.8k views
  2. Question about rules

    • 2 replies
    • 3.4k views
    • 0 replies
    • 2.2k views
  3. 2017 Calculator Spreadsheet

    • 9 replies
    • 6k views
    • 9 replies
    • 5.3k views
    • 0 replies
    • 2.6k views
  4. Define "ABS"

    • 3 replies
    • 3.1k views
  5. Tire question

    • 3 replies
    • 2.9k views
  6. Re-classing E46 M3 - TTB -> TT4?

    • 18 replies
    • 10.9k views
  7. 2017 Rules?

    • 3 replies
    • 3.7k views
  8. weight ballast

    • 4 replies
    • 4k views
  9. point assessment question

    • 2 replies
    • 3k views
  10. E46 330i TTD

    • 6 replies
    • 6.8k views
  11. Can I Run TT2 and TT3 in the Same Event?

    • 2 replies
    • 3.6k views
  12. Stay in TTD/PTD or move to TTC/PTC??

    • 3 replies
    • 3.1k views
  13. Chevy SS classification

    • 0 replies
    • 2.1k views
  14. 2017 TTC rules?

    • 2 replies
    • 3.7k views
  15. Transponder Questions

    • 2 replies
    • 3.1k views
    • 14 replies
    • 10.1k views
  16. Continental Challenge EC-Dry tire?

    • 4 replies
    • 4.3k views
  17. points question

    • 3 replies
    • 3.9k views
  18. 2016 TT National Champions

    • 0 replies
    • 4.9k views
    • 12 replies
    • 8.5k views
  19. UPDATE ST4/TT4 and other for 2017

    • 0 replies
    • 4k views
  20. Front windows REMOVED in TT1??

    • 1 reply
    • 3.6k views
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