Click Here to download the latest Summary of Rules Update.

November 26, 2024 ~ Dacono, CO Drivers & Crew: below is the outline for the final Rule changes for 2025. Questions, comments, concerns,...

SUPER LATE MODEL Click Here to Download SLM Updates & Reminders MODIFIEDS Click Here to Download MOD Updates & Reminders

On July 31st, 2024 CNS announced that Late Model 51 had been found compliant with the CNS Rules in the suspension and motor categories....

Tech News July 31st, 2024 Following the Late Model feature race on Saturday, July 27th the #51 and the #51A were impounded for further...

Spears Manufacturing Modified Series Update: Track Width rule and Weight option for Colorado National Speedway event. The race will...

7/10/24 ~ Dacono, CO A post-race appeal was submitted on behalf of the 21 GAM indicating that an error had occurred. Upon review and...

ATTENTION LATE MODELS Due to the 80 Lap Race on 6/15/24, you will be allowed 1 tire to cycle into your 2 consecutive night tire...

2024 FINAL Event Schedule. The time has come for race season to begin. Check out the complete schedule below. Click Here to Download

Happy New Year CNS Fam! It's time to get registered for the 2024 racing season at Colorado National Speedway. Follow the links below to...

1. Due to the lack of clarity from CNS on the format of the race, the 100 lap Super Late Model race on Saturday, September 16th will not...

CNS Drivers - due to the car count for SRL, pit stalls will be limited to 1 stall per car. We will begin parking CNS teams at 11:00am,...

Attention Drivers: a Rule Update has been made to the CNS General Rules in the Race Procedure Section. It reads as follows: "Drivers must...

Attention Sprint Car Competitors - we are proud to announce that as of today, 26 cars have pre-registered for competition in the CNS...

Attention CNS Drivers: Please find rule updates for each division which clarifies tires and who can buy what, when, and how many nights...

Attention Super Late Model Drivers: Based upon the recommendation of Five Star Bodies, CNS will permit the use of a 64.5” wide spoiler...

For all Drivers attending the 4th of July Sprint Car show on Saturday, July 1st and Sunday, July 2nd, the following tires will be raced:...

Attention all drivers and Crew: for all Divisions with a tire rule, ALL cars must run the same tires for qualifying, dash, and feature...

NOTE: Within the rules files below Red and Redline text: deleted for 2022; text is left in the Rules for reference only. Yellow...