Challenge of the Americas!

The premier winter karting series on the left coast.

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  • 2023 COTA Events
    • Feb 3-5: Musselman Honda Circuit – Tucson, Arizona
      • Tucson Event Info
    • March 3-5: Phoenix Kart Racing Association – Glendale, Arizona
      • Phoenix Event Info
    • April 14-16: Sonoma Raceway – Sonoma, California
      • Sonoma Event Info
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    • Supplemental Regulations V20231.1
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  • California ROK Championship 2023 Schedule
    • July 14-16, 2023: Pat’s Acres Racing Complex – Canby, OR

Rotax Supplemental Rules and Regulations

Fb-Button

WE SHARE THESE RULES IN COMMON WITH THE USRMC.  THESE RULES APPLY TO THE ROTAX CHALLENGE OF THE AMERICAS.

2013 USRMC Supplemental Sporting Regulations
(updated 6/22/12)
2013 USRMC Age Structure 
January 2023
M T W T F S S
 1
2345678
9101112131415
16171819202122
23242526272829
3031  
« Dec    

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