Track Dayupcoming
National Auto Sport Association NorCal – Buttonwillow (Summer).
Fri–Sun, Jul 10, 2026 – Jul 12, 2026
About this event
NASA NorCal summer event at Buttonwillow Raceway Park. Includes HPDE 1–4, Time Trial, and Sprint Racing. NASA membership required. Register at members.drivenasa.com.
Day-of schedule
- 07:30Gates open · tech inspection begins
- 08:30Mandatory drivers meeting
- 09:00First run group on course
- 12:00Lunch · course walk reopens
- 13:00Afternoon sessions
- 16:30Awards · paddock breakdown
What to bring
Snell SA2015 or newer helmet (loaners typically available, $5–$10). Long sleeves, closed-toe shoes. Tire pressure gauge. Folding chair. Water. Patience. A working sense of humor.