SuperNats XXVII

120DAYS

2025 Winter Series

178DAYS

2024 Pro Tour

10DAYS

SKUSA Mexico

66DAYS

2024 PKC

38DAYS

2024 TSRS

17DAYS

Next ProKart Challenge Event


PRE-ENTRY OPENS IN MID JULY

Round 4/5 - K1 Circuit August 23-25, 2024
K1 Circuit
32240 Grand Ave
Winchester, CA 92596
k1circuit.com
Google Maps

California ProKart Challenge

Rule Update for KF2 Class
Wednesday, 03 June 2009 17:32
Effective 06/03/2009 all KF entrants must utilize the 2009 CIK-FIA mandated spec clutch (CIK-FIA technical drawings No. 15 & 16).  Clutch shall have a minimum weight (complete with starter ring and engine sprocket) according to the engine Homologation Form.
 
Entrants must be prepared to remove the drum or clutch at any time during technical inspection to determine conformity.
 
John Motley
National Technical Director
SuperKarts USA