SuperNats XXVIII

194DAYS

2026 Winter Series

TBA

2025 Pro Tour

21DAYS

SKUSA Mexico

14DAYS

2025 PKC

50DAYS

2025 TSRS

28DAYS

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
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# Article Title
1 Inaugural ProKart Challenge Event at Spring Mountain Karting a Success
2 Superkarts! USA ProKart Challenge Readies for Spring Mountain Karting
3 ProKart Challenge Opens 2025 with Double Round Weekend at K1 Circuit
4 Superkarts! USA ProKart Challenge Sets 2025 Schedule
5 Champions Crowned in 20th Season for California ProKart Challenge
6 California ProKart Challenge Wraps Up 2024 Season at K1 Circuit
7 California ProKart Challenge to Close Out 2024 at K1 Circuit
8 K1 Circuit a Success for California ProKart Challenge
9 California ProKart Challenge to Make Inaugural Visit to K1 Circuit
10 California ProKart Challenge Visits Santa Maria
11 California ProKart Challenge Set for Return to Santa Maria
12 Multiple Sweeps at Round Two for California ProKart Challenge
13 Second Stop for California ProKart Challenge On Docket
14 California ProKart Challenge Opens 2024 Championship Chase
15 Season 20 for the California ProKart Challenge
16 California ProKart Challenge Concludes 2023 Season at Adams Motorsports Park
17 California ProKart Challenge to Close Out 2023 Season at Adams Motorsports Park
18 Round Four Contested at Adams Motorsports Park for California ProKart Challenge
19 Double-Round Weekend Ahead for California ProKart Challenge
20 Vasquez, Kaminski and Musgrave Among Winners at California ProKart Challenge
21 Round Three of California ProKart Challenge Set for Santa Maria
22 Repeat Winners and First Time Victors at California ProKart Challenge
23 California ProKart Challenge Returns to Action This Weekend
24 California ProKart Challenge Opens 2023 Season at Buttonwillow
25 California ProKart Challenge Begins 19th Season Next Weekend
26 California ProKart Challenge Wraps Up 2022 Season
27 2022 California ProKart Challenge Finale This Weekend
28 Santa Maria Karting Association Hosts Round Five of California ProKart Challenge
29 Penultimate Round for California ProKart Challenge Next Weekend
30 California ProKart Challenge Hosts Two-Round Weekend in Fontana
31 Double-Round Weekend in Fontana on the Docket for California ProKart Challenge
32 Round Two Contested for California ProKart Challenge
33 Return to Buttonwillow for Second Event of 2022 California ProKart Challenge
34 California ProKart Challenge Opens 2022 at Buttonwillow
35 California ProKart Challenge Readies for 18th Season
36 2021 Season Concludes for California ProKart Challenge
37 2021 California ProKart Challenge Finale Set for CalSpeed
38 2021 California ProKart Challenge Battles Continued at Willow Springs
39 Penultimate Event for 2021 California ProKart Challenge Next Weekend
40 Enjoyable Weekend in Santa Maria for California ProKart Challenge
41 Second Half of 2021 California ProKart Challenge Begins in Santa Maria
42 California ProKart Challenge Double Dips in Fontana
43 2021 California ProKart Challenge Resumes at CalSpeed Karting
44 First Winners Decided at California ProKart Challenge 2021 Opener
45 Official Statement From IAME USA Regarding 2021 Updates To New X30 Pipe And X30 Configuration
46 California ProKart Challenge Champions Decided for 2020
47 2020 ProKart Challenge to Close Out Season at Buttonwillow
48 Pro Kart Challenge California Confirms Venue Change For Championship Finale Of 2020 Season
49 Multiple Double Race Winners at Recent California ProKart Challenge Event
50 California ProKart Challenge Returns to Action in 2020
 
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