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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.

1,798 topics in this forum

  1. So is there a strategy to TT? 1 2

    By cosm3os,
    • 26 replies
    • 3.6k views

  2. Question Of The Day.... 1 2

    By mcmmotorsports,
    • 25 replies
    • 3.8k views

  3. GUSSETS

    By DTM Nick,
    • 2 replies
    • 1k views

  4. Dominating Car For TTE / TTF? 1 2

    By 1LapAl,
    • 26 replies
    • 5.5k views

  5. Why are tires mapped to base classes vs. comp. classes?

    By Greg G.,
    • 9 replies
    • 1.8k views

  6. 07 Lotus Elise what class?

    By V8VENOM,
    • 1 reply
    • 957 views

  7. Certified Dyno reports TTS/TTU

    By ELewis,
    • 1 reply
    • 889 views

  8. Two questions regarding suspension

    By cosm3os,
    • 6 replies
    • 1.3k views

  9. SAMCO hoses, points?

    By Johannes,
    • 3 replies
    • 1.1k views

  10. HELP ME PICK A STREET TIRE OUT PLZZZ!

    By RACER-X,
    • 10 replies
    • 1.9k views

  11. Does anyone run an aftermarket Forced Induction kit?

    By Piersin,
    • 8 replies
    • 1.6k views

  12. cars running in tts southeast

    By Dawg,
    • 4 replies
    • 1.1k views

  13. Please Clarify Coilover points

    By Johannes,
    • 19 replies
    • 3.7k views

  14. Swap OEM frt strt bar +1 ?

    By Johannes,
    • 6 replies
    • 1.4k views

  15. Best TTB STI Points Setup, Opinions Wanted

    By 1LapAl,
    • 24 replies
    • 2.9k views

  16. RX-8 competitiveness?

    By Renesisfury,
    • 10 replies
    • 1.8k views

  17. Different Base Class for near identical cars? 1 2

    By roadracetransam,
    • 41 replies
    • 6k views

  18. FFR questions

    By Bart Carter,
    • 10 replies
    • 4.3k views

  19. thanks greg

    By slink,
    • 1 reply
    • 1k views

  20. WRX Exhaust points question

    By ButtDyno,
    • 6 replies
    • 1.9k views

  21. Tires

    By max1os,
    • 1 reply
    • 1k views

  22. Rule Question Wing-less STi

    By Chuck McMillion,
    • 15 replies
    • 2.5k views

  23. Split from Rules announcement: We aren't done complaining

    By loudes13,
    • 14 replies
    • 2.6k views

  24. NASA vs SCCA TT

    By Grintch,
    • 17 replies
    • 3.2k views

  25. base class reduced for BMW M cars? 1 2 3

    By heeltoer,
    • 50 replies
    • 5.7k views
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