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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. TT6 Aerodynamic Modifications

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  9. TT Car Classification

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  10. starting a build for an e30 in TT

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  11. Tire size question for TT4

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  12. TT3 Rear Diffuser Question

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  13. Spec Miata Time Trial Classing, TT6?

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  14. Active Aero in TT

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  15. Which Tires are DOT R-comp Autocross?

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  16. Number and classification marking size

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  17. 2020 Form Submissions

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