August 15, 2022 – NMCA Tech Committee released a rules update today in Factory Super Cars, updating the permitted ECU software to include the FuelTech 4.90 version for all three manufacturers. 
 
These changes are effective immediately.  
 
Rules are posted on the NMCA website rules page: https://www.nmcadigital.com/classes-and-rules/c21
 
Rule Requests or Questions for these classes should be directed to:  [email protected]