Challenge of the Americas!

The West's Premier National Karting Series

Main menu

Skip to primary content
Skip to secondary content
  • Home
  • Classes
  • Rules
    • NKA Rule Book
      • 2024 NKA Supplemental (Updated 1.31.2025)
    • Supplemental Regulations V2024.1
    • Event Format
    • Pre-Tech and Declaration Procedures
    • 2026 Fuel and Oil
    • Points Structure
  • Media
    • Digital Magazine
    • Happy Hour With Howden 11/24/2020
  • Results
    • Results COTA
    • Champions
    • Series Points
  • Sponsors
  • Contact
  • Join Our Mailing List

Rotax Challenge Rules and Regulations

2017 Challenge of the Americas Sporting Regulations 2017 Challenge of the Americas Technical Regulations 2017 Challenge of the Americas Technical Regulations (Mini/Micro MAX)
Neliton Race Concepts logo
west coast motorsports logo

Copyright ©2018 Challenge of the Americas. All rights reserved. Site by rationaldesignstudio.com.