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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. Regarding aero

    • 3 replies
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  2. TT car - keep or drop normal insurance? 1 2

    • 35 replies
    • 8.4k views
  3. GTS driver new to TT this year

    • 3 replies
    • 2.1k views
  4. FYI - Smokin hot deal on RA1's 225/40/18 ONLY

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  5. definition of "OEM" shocks?

    • 15 replies
    • 4k views
  6. Time Trial Logo? 1 2 3 4

    • 96 replies
    • 16.7k views
  7. Confused on class clarification

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  8. 2011 TT, PT and ST Excel Classifier

    • 22 replies
    • 6.7k views
  9. Sunroofs on TT cars?

    • 12 replies
    • 4.2k views
  10. Question: Staggered setup on rx8?

    • 12 replies
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    • 5 replies
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  11. NC Miata TT Build

    • 16 replies
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  12. Aero Questions & Clarifications

    • 23 replies
    • 6.3k views
  13. Instructing and TTing... Tips to manage?

    • 21 replies
    • 5.4k views
  14. Corvette ZR1 TTB? 1 2

    • 29 replies
    • 7.9k views
  15. Porsche 996 Turbo

    • 3 replies
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    • 1 reply
    • 1.4k views
  16. Dyno reclass question

    • 10 replies
    • 3.7k views
  17. What is wrong with GM

    • 5 replies
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    • 31 replies
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  18. How many pts for... 1 2

    • 35 replies
    • 7.3k views
  19. Infineon Test Day - Friday Feb 11TH

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    • 119 replies
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  20. E92 M3 vs '11 Mustang

    • 10 replies
    • 3.8k views
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