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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.


1732 topics in this forum

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  1. 2021 Rules Time--How about no changes?

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  2. AVG HP Calculator Instructions

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  3. 2020 ST/TT Car Classification Form

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  4. NASA TT Event Schedule

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  5. 2021 TT Form Submission

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  6. ST5 Mod Factor Questions

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  7. NORCAL : ST4 owner of a Bodyshop

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  8. starting a build for an e30 in TT

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  9. TT6 Aerodynamic Modifications

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  10. TT3 Rear Diffuser Question

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  11. Tire size question for TT4

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  12. Spec Miata Time Trial Classing, TT6?

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  13. Which Tires are DOT R-comp Autocross?

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  14. Number and classification marking size

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  15. Active Aero in TT

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  16. 2020 Form Submissions

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