SuperNats XXVIII

201DAYS

2026 Winter Series

TBA

2025 Pro Tour

28DAYS

SKUSA Mexico

21DAYS

2025 PKC

57DAYS

2025 TSRS

35DAYS

Next ProKart Challenge Event


PRE-ENTRY OPEN SOON

 

Round 4 - K1 Circuit June 21-22, 2025
K1 Circuit
32240 Grand Ave
Winchester, CA 92596
k1circuit.com
Google Maps
There will be a Sunoco vendor pumping fuel.
There will be no camping at this facility for the foreseeable future.

California ProKart Challenge

Top Five Reasons You Should Be Racing The 15th Annual Prokart Challenge Championship
Wednesday, 20 March 2019 10:38

With the 2019 California ProKart Challenge nearing its opening weekend, the Superkarts! USA staff is getting excited for its 15th year of consecutive competition. After a stellar prize package confirmation totaling well over six figures ($120,000 USD), the California based operation is poised to begin its most generous and exciting season of kart racing ever.

With favorable climate and no shortage of places to race in Southern California, SKUSA recognizes karters have choices when deciding where to compete. We’ve put together a comprehensive list of the top 5 reasons you should be racing in the 15th annual SKUSA California ProKart Challenge.
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ProKart Challenge Commemorates Its 15th Year of Competition with Amazing Prize Package For 2019 Season
Friday, 08 March 2019 12:59

To commemorate the 15th anniversary of operation, the ProKart Challenge today announced an unprecedented 2019 prize package, nearing a staggering $120,000. With the guiding principle of giving back to customers, the awards package for the season will see a drastic shift in the distribution of prizes. The new model ensures more racers go home with more prizes, even those who do not finish on the podium.

After gathering input from multiple team owners and participants, the consensus was clear — award more things to more people in lieu of a giant prize at year’s end. Racers spoke, and SKUSA listened. Superkarts! USA / ProKart Challenge is beyond excited to celebrate its 15th year of competition in the most exciting way they know how: giving back.
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California ProKart Challenge Champions of 2018 Decided
Thursday, 18 October 2018 13:27

S4 Super Master Stock Honda champion John Crow receiving the 2019 Streets of Lancaster Grand Prix Scholarship (Photo: DromoPhotos.com)

At the end of September, the California ProKart Challenge closed out the 2018 championship chase with the 10th running of the Streets of Lancaster Grand Prix. The largest street race on the western half of North America helped to decide the 12 champions for the flagship regional program of Superkarts! USA. Back in February, competitors began a six-event journey throughout California to compete against some of the best racers on the continent around six unique and challenging circuits. Now the 12 title winners of 2018, along with the rest of the competitors and supporters who raced with the California PKC program, are invited to the Championship Awards Banquet scheduled for the evening of October 27 in Anaheim, California.
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2018 ProKart Challenge Regional Championships have been decided! Your Awards Banquet Awaits!
Friday, 12 October 2018 16:44
The California ProKart Challenge wrapped up it’s 6-race series with an amazing event at the Streets of Lancaster Grand Prix on Sept 28-30. The final championship points have been tallied, and the winners have been posted!

All PKC and SKUSA supporters are invited to attend the annual Awards Banquet to be held Saturday evening, October 27th, 5pm-10pm in Anaheim, CA. All of those details, including how to purchase tickets are on the Championship Awards Banquet page.

Don’t hesitate! You must buy a ticket by Monday, Oct. 22 at NOON PDT to attend – unless we sell out all of the seats first! NO tickets will be sold at the door. Raffle prizes are also welcome.

Hope to see you there!
 
EKN Trackside: 2018 Streets of Lancaster Grand Prix – Race Report
Tuesday, 02 October 2018 17:38

Billy Musgrave celebrates his perfect California PKC season and first SOLGP victory (Photo: DromoPhotos.com

The 2018 Streets of Lancaster Grand Prix provided another exciting two days of street racing in southern California. For the 10th time, the City of Lancaster, California welcomed karters to compete on The BLVD with Superkarts! USA bringing the California ProKart Challenge to close out the 2018 season. Perfect weather conditions and a packed schedule of racing meant wire-to-wire action over the two days, deciding the 15 different winners for this year’s Streets of Lancaster GP.
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