SuperNats XXIV


2021 Winter Series


2021 Pro Tour


PKC California


Texas Sprint Racing

2021 TBA

Next ProKart Challenge Event

Will Close on Tues Sept 22 at 11:59 PM

Round 6 - Buttonwillow September 26-27 2020
Buttonwillow Raceway Park
24551 Lerdo Highway
Buttonwillow, CA 93206
(661) 764-5333
Google Maps
Please contact the facility for Kart Track hours.  No Friday practice.
The Pro Shop will have MS98L and Elf Oil

Event Bulletin

  • 9/24 - SCHEDULE UPDATED - The class running order was adjusted slightly to accommodate drivers running multiple classes.
  • 9/10FACE COVERINGS ARE REQUIRED OUTSIDE OF YOUR PIT AREA. Please also continue to social distance when possible, to wash your hands often and to keep your common areas sanitized. 
  • 9/10 - COVID-19 WAIVER OF LIABILITY - The use of this waiver is to provide participants an understanding of the unavoidable risks associated with COVID-19, regardless of what precautionary actions SKUSA takes. Each attendee should print, sign and bring a hard copy of this document to the event, or complete it on site upon arrival and check-in at the SKUSA Registration Desk. The PDF is available directly above.

California ProKart Challenge

2019 ProKart Challenge Event Calendar

Round 1 March 30-31 Buttonwillow
Round 2/3 June 7-9 CalSpeed
Round 4 July 13-14 Monterey
Round 5 September 7-8 Santa Maria
Round 6 September 28-29 Lancaster GP
Banquet October 26 Anaheim

2020 ProKart Challenge Schedule

Feb 29 - Mar 1, 2020 TBA
April 4-5, 2020 TBA
June 13-14, 2020 TBA
July 11-12, 2020 TBA
September 26-27, 2020 TBA

Event Archive

All previous PKC events are now listed on the PKC Event Archive page.