As part of an overall effort to expedite driver check-in, we have eliminated the use of "Will Call" lists, although purchasing your tickets via EventBrite below serves the same purpose. A few things will help us help you.
Walking up to the Registration check-in desk WITH a printed copy OR your phone open to your BAR CODE is the quickest and easiest way to get you into the event.
If you are not sure what the bullet above means, CHECK YOUR EMAIL! You should have received one from
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Pit spot reservations are now closed. Please inquire when you arrive at track.
Overnight Parking, Pit Spots and Camping
PKC has arranged for overnight parking of trailers, as well as overnight camping on site, starting Thursday, March 29th. Although there are two sizes of pit spots for this event, each reserved pit spot is $40; there are rows of 15’x30’ and 15’x40’ spots. if you are camping overnight in your pit spot, the charge is $50 as a flat fee for up to 3 total nights �
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Willow Springs
3500 75th Street West
Rosamond, CA 93560
www.willowspringsraceway.com
661-256-6666
WSIR Hosted Practice on Friday, March 24th
Willow Spring is hosting a test and tune day on March 24th and will be running the same configurations and direction as our PKC race. The testing/practice fee is $100 but you must also have a Universal Membership ($75). Please call Autumn Soriano at the number above for more information. The first session is at 8:00am, and the last, 4:30pm.
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Championship Points System
Points are calculated based on your finishes in the Heats and Main. There are also bonus points for Pole and the fastest lap during the Main. There will be six races in 2018 with 1 drop. For more information please see the Points System page.
RULES REMINDER: Regardless of the number of laps completed, any driver that does not weigh in with their kart at the scales at the end of each on-track session (after taking the green flag) will be disqualified and wi
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Competitors should download the 2018 SuperKarts! USA Rules and Regulations . All rule book amendments, changes and clarifications will be posted here.
Race Numbers
Please refer to the Race Numbers and Panels page for all details of our new and simplied kart numbering system.
Race Numbers and Race Number Panels are TECH ITEMS and
Non-Compliance will be subject to PENALTIES.
Push-Back Bumpers
After a limited test last year, and after surveying PKC competitors, we have dec
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Thursday, February 1st – Move-in Day Only
4-6pm Early Registration Open
Note: Practice will not be allowed on this day due to the move-in of trailers and other vehicles that will inhibit karts safely pulling in and out of the grid.
Friday, February 2nd - Practice Day
6:30am Buttonwillow Gates Open
7:00am PKC Registration Opens
7:30am-3:00pm Tire Desk Open
9:00am-5:00pm Open Practice
Note: Please see registration for Friday's practice schedule.
Saturday, February 3rd
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Overnight Parking and Camping
PKC has arranged for overnight parking of trailers, as well as overnight camping on site, starting Friday morning, March 29th. Each pit spot is $35 (whether reserved or unreserved); if you are camping overnight the spot is $50 as a flat fee for up to 3 total nights. Be sure to list your top 3 choices for each pit or camping spot. We will contact you to confirm your reservations and add you to the map.
Reserved and Unreserved Pit Spaces - all cost the same!
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Buttonwillow Raceway Park
24551 Lerdo Highway
Buttonwillow, CA 93206
(661) 764-5333
Normal office hours are 7am to 5pm.
Call for track availability and open practice times/prices.
buttonwillowraceway.com
Google Maps
NOTE: Practice will not be allowed on Thursday, February 1st, due to the move-in of trailers and other vehicles that will inhibit karts safely pulling in and out of the grid.
Fuel and Oil Sold at Track
Buttonwillow Raceway will have the spec fuel and oil for sale at
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We reserve the right to make additional modifications to our rules as experience dictates. The ProKart Challenge offers a broad spectrum of classes that provide a place to race for drivers of all skill levels and racing experience. The impetus of the series is to offer a friendly environment where anyone can race with virtually any kart package.
Notes: (1) Participation is contingent upon SKUSA racing license approval in your chosen class. See MEMBERSHIP page for details. (2) Participation
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As part of an overall effort to expedite driver check-in, we have eliminated the use of "Will Call" lists, although purchasing your tickets via EventBrite below serves the same purpose. A few things will help us help you.
Walking up to the Registration check-in desk WITH a printed copy OR your phone open to your BAR CODE is the quickest and easiest way to get you into the event.
If you are not sure what the bullet above means, CHECK YOUR EMAIL! You should have received one from
... Read more