Race weekend Completed Listed by Buttonwillow Raceway Park Updated Sep 22

Open Test

Check the organizer’s latest schedule, registration, and venue information before you go.

Open Test event artwork
Official event details Directions

Open Test 2026 schedule and venue

Date and time
Fri, Sep 18, 2026, 9:00 AM PDT
Ends 5:00 PM PDT
Venue
Buttonwillow Raceway Park - Circuit
24551 West Lerdo Highway, Buttonwillow, CA, 93206, US
Organizer
Buttonwillow Raceway
Status
Event completed
This event has ended. Check the organizer’s page for results or updates.

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