Important Information to know about Aztec Speedway

  • All race cars are required to have mufflers.
  • Hobby stocks use Schoenfield #609
  • USRA Stock and Modified, B Modified and Limited Modified use Schoenfield # 63535 or 83535
  • All Sprint, Midgets, Late Models, and Mini Sprints use at a minimum the Schoenfield #83535
  • Sport Compact to use Schonfield 609 muffler
  • Weight rules are enforced
  • All USRA classes are required to have their own transponders. If you race here 3 times or less you can rent one from the track.
  • Receivers are required in all classes.
  • All classes will wheel pack the track. We will use this to make sure your transponders function.
  • We sell 110 octane at the track as well as regular unleaded and methanol.
  • We mail all race winnings to all contestants or sanctioning bodies.
  • Please read the class rules and make sure you have the required safety equipment prior to coming to the track.

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