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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.


1727 topics in this forum

  1. Clarification of rules for TT/ST6

    • 8 replies
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  2. TT3 question

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  3. CMC > TT question

    • 2 replies
    • 536 views
  4. HAPPY HOLIDAYS

    • 1 reply
    • 458 views
  5. 2019 ST5 & 6 Revision 10-30-18 v2.2

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  6. ST5 & ST6 2019 Official Rules

    • 0 replies
    • 646 views
  7. Final Season of TTD, TTE, TTF--2018!

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  8. TTE/PTE & TTF/PTF 2018 Info

    • 15 replies
    • 13k views
  9. ST5 A-Arm: Do Boxster's fit into this penalty?

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    • 1 reply
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  10. Down classing vs up classing

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    • 0 replies
    • 1.6k views
  11. TT gray area: 91 Miata with 1.8 swap

    • 1 reply
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    • 1.7k views
    • 5 replies
    • 2.3k views
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