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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.

1725 topics in this forum

  1. Hoosier A7s 1 2 3 4

    • 75 replies
    • 29945 views
  2. OEM hardtop rule (s2000)

    • 15 replies
    • 7612 views
    • 0 replies
    • 2244 views
  3. 2015 TT Rules On-line

    • 0 replies
    • 2921 views
  4. 2015 rules/car classifications …

    • 3 replies
    • 2773 views
  5. 2015 TT license renewal???

    • 9 replies
    • 3890 views
    • 0 replies
    • 1411 views
    • 39 replies
    • 11065 views
  6. 2015 Rules Suggestions Thread 1 2 3

    • 53 replies
    • 11918 views
  7. In what TT class is your Mk5/6 GTI?

    • 2 replies
    • 2418 views
  8. State of TT - a "near-racer" perspective 1 2

    • 35 replies
    • 13420 views
    • 8 replies
    • 3392 views
    • 3 replies
    • 4401 views
  9. Tire rules in TT123 - Any interest in expansion? 1 2 3

    • 52 replies
    • 13985 views
  10. Is this considered a brake modification?

    • 7 replies
    • 4487 views
    • 3 replies
    • 5779 views
  11. TT question regarding tire cost 1 2

    • 40 replies
    • 19809 views
  12. TT and safety gear.

    • 16 replies
    • 5762 views
  13. Anyone run TTF?

    • 7 replies
    • 3256 views
  14. 2015 BMW F80 M3 Base Classification

    • 2 replies
    • 1899 views
  15. Time Trial TTE: Points Advice

    • 6 replies
    • 3269 views
  16. question about weight

    • 4 replies
    • 3808 views
  17. Hondas getting shafted by E.9? 1 2

    • 35 replies
    • 15112 views
  18. OEM-Style Hardtop for S2000. Points?

    • 4 replies
    • 3540 views
    • 0 replies
    • 1943 views
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