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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.

1724 topics in this forum

  1. How prepared are most TT cars?

    • 4 replies
    • 1764 views
  2. Who’s running TT5 this year?

    • 1 reply
    • 1639 views
  3. TT5: Hood Venting

    • 4 replies
    • 2155 views
  4. 2018 PT Rules posted

    • 0 replies
    • 2246 views
    • 9 replies
    • 2496 views
  5. Application of Min Comp Weight

    • 1 reply
    • 1569 views
    • 2 replies
    • 2254 views
  6. Ballast

    • 15 replies
    • 5585 views
    • 6 replies
    • 3798 views
  7. PTC/TTC & PTD/TTD Update for '18

    • 2 replies
    • 3898 views
  8. 2nd Track Car Decision

    • 4 replies
    • 4259 views
  9. H4 Setup in Time Trial

    • 1 reply
    • 2344 views
    • 4 replies
    • 3322 views
  10. Replacement Parts Original vs OEM Replacements

    • 2 replies
    • 2312 views
  11. S2000 time trial classing?

    • 4 replies
    • 3324 views
    • 1 reply
    • 2116 views
    • 7 replies
    • 4611 views
  12. Oil Accumulator points?

    • 5 replies
    • 3966 views
    • 16 replies
    • 7471 views
  13. Greg, Can I get a classing for 2017 Mini Cooper S

    • 15 replies
    • 8352 views
  14. rear wing question

    • 0 replies
    • 2131 views
  15. Pro Challenge for TT4

    • 0 replies
    • 2077 views
  16. newbie - new car decision

    • 1 reply
    • 2905 views
  17. Fire Safety

    • 1 reply
    • 2703 views
  18. question about modification factor

    • 1 reply
    • 2415 views
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