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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. 2016 TT 1,2,3 (Super Touring) Rules Proposal Threads

    By Greg G.,
    • 0 replies
    • 2.7k views

  2. 2015 TT Rules On-line

    By Greg G.,
    • 0 replies
    • 3.5k views

  3. 2015 rules/car classifications …

    By retlaw,
    • 3 replies
    • 3.5k views

  4. 2015 TT license renewal???

    By jimbow,
    • 9 replies
    • 4.6k views

  5. The 2014 Eastern States Championships Posters

    By cschutze,
    • 0 replies
    • 1.9k views

  6. TTing instructors - Why is it so hard for some of you? 1 2

    By Cobra4B,
    • 39 replies
    • 13k views

  7. 2015 Rules Suggestions Thread 1 2 3

    By speedengineer,
    • 53 replies
    • 14.9k views

  8. In what TT class is your Mk5/6 GTI?

    By David Taylor,
    • 2 replies
    • 3k views

  9. State of TT - a "near-racer" perspective 1 2

    By LateApex2121,
    • 35 replies
    • 15.6k views

  10. Thoughts on this Rule: 7.3.1-6 Wireless ECU Communications

    By loftygoals,
    • 8 replies
    • 4.1k views

  11. 2014 NASA TT Rules and TT Class Calculator Tools are Posted

    By Greg G.,
    • 3 replies
    • 5.1k views

  12. Tire rules in TT123 - Any interest in expansion? 1 2 3

    By troyguitar,
    • 52 replies
    • 16.9k views

  13. Is this considered a brake modification?

    By loftygoals,
    • 7 replies
    • 5.5k views

  14. Technical Bulletin: Hoosier R7, A7 and SM7 Tires--6-26-14

    By Greg G.,
    • 3 replies
    • 6.6k views

  15. TT question regarding tire cost 1 2

    By Houstonnw,
    • 40 replies
    • 22.5k views

  16. TT and safety gear.

    By n80,
    • 16 replies
    • 7.2k views

  17. Anyone run TTF?

    By Fr3AkAzOiD,
    • 7 replies
    • 4k views

  18. 2015 BMW F80 M3 Base Classification

    By EdR,
    • 2 replies
    • 2.4k views

  19. Time Trial TTE: Points Advice

    By hyunjong,
    • 6 replies
    • 3.9k views

  20. question about weight

    By wm577,
    • 4 replies
    • 4.6k views

  21. Hondas getting shafted by E.9? 1 2

    By hufflepuff,
    • 35 replies
    • 17.1k views

  22. OEM-Style Hardtop for S2000. Points?

    By gearhead1186,
    • 4 replies
    • 4.2k views

  23. Technical Bulletin: Bump Steer Kit --8-2-14

    By Greg G.,
    • 0 replies
    • 2.5k views

  24. Setting up 2006 mustang GT for TTC? 1 2

    By wm577,
    • 41 replies
    • 17.3k views

  25. E36 reinforcements, similiar to the E46 subframe issue 1 2

    By 99MPower,
    • 30 replies
    • 19.4k views
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