SuperNats XXVIII

82DAYS

2026 Winter Series

140DAYS

2026 Pro Tour

218DAYS

SKUSA Mexico

14DAYS

2025 PKC

1DAY

2025 TSRS

28DAYS

Next ProKart Challenge Event


PRE-ENTRY CLOSED!
Walk-Ups taken onsite on Friday at 3PM.
KA SR is sold out.
Round 5 - SONOMA RACEWAY August 23-24, 2025
Sonoma Raceway Karting Center
29355 Arnold Dr,
Sonoma, CA 95476
sonomaraceway.com
Google Maps
There will be a Sunoco vendor pumping fuel.

California ProKart Challenge
Last Call for Streets of Willow Entries
Monday, 27 March 2017 21:34
Pre-Entry for PKC Round 2 at Streets of Willow closes tomorrow morning so make sure to get your entries in tonight.  You can register on MotorsportReg.