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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.


1728 topics in this forum

  1. Pro Challenge for TT4

    • 0 replies
    • 2.2k views
  2. newbie - new car decision

    • 1 reply
    • 3k views
  3. Fire Safety

    • 1 reply
    • 2.9k views
  4. question about modification factor

    • 1 reply
    • 2.6k views
  5. HPDE to TT - B16 CRX & Other Hondas

    • 5 replies
    • 3.6k views
  6. Path to Nasa, How do I get started

    • 8 replies
    • 4.3k views
  7. Getting started in NASA TT

    • 2 replies
    • 3k views
  8. TT Classification Form Submission

    • 1 reply
    • 2.4k views
  9. +2 End Link rule?

    • 7 replies
    • 4.2k views
  10. E46 splitter rule clarification

    • 10 replies
    • 6.7k views
  11. Spec Racer Ford for TT4 rules questions

    • 6 replies
    • 4.6k views
  12. Help getting my car classified e36 328is

    • 1 reply
    • 2.5k views
  13. Question about rules

    • 2 replies
    • 3k views
    • 0 replies
    • 2k views
  14. 2017 Calculator Spreadsheet

    • 9 replies
    • 5.4k views
    • 9 replies
    • 4.6k views
    • 0 replies
    • 2.2k views
  15. Define "ABS"

    • 3 replies
    • 2.7k views
  16. Tire question

    • 3 replies
    • 2.6k views
  17. Re-classing E46 M3 - TTB -> TT4?

    • 18 replies
    • 9.6k views
  18. 2017 Rules?

    • 3 replies
    • 3.3k views
  19. weight ballast

    • 4 replies
    • 3.6k views
  20. point assessment question

    • 2 replies
    • 2.6k views
  21. E46 330i TTD

    • 6 replies
    • 5.9k views
  22. Can I Run TT2 and TT3 in the Same Event?

    • 2 replies
    • 3.2k views
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