July 26, 2023 - Based on the NMCA Holley EFI Factory Super Cars performance results from the first four events of the 2023 season, the NMCA Tech Department is making the following Parity adjustments:
Reducing the supercharger overdrive by changing the upper supercharger pulley for the 2019-2020, 2022-2023 Chevrolet COPO 350 from 3.125 inches to 3.250 inches.
Reducing the supercharger overdrive by changing the upper supercharger pulley for the 2021 Dodge Drag Pak from 3.375 inches to 3.500 inches.
Reducing the minimum weight for the 2019 Ford Cobra Jet 327 by 50 pounds, from 3575 to 3525.
These parity adjustments go into effect immediately.
2023 NMCA Rule Amendments can be found here: https://docs.google.com/document/d/1tmtr45nhZZnkXhh2Uax1KrpVA72lYPt8/edit
Rules are posted on the NMCA website rules page: https://www.nmcadigital.com/classes-and-rules/c21
Rule Requests or Questions should be directed to [email protected]
Reducing the supercharger overdrive by changing the upper supercharger pulley for the 2019-2020, 2022-2023 Chevrolet COPO 350 from 3.125 inches to 3.250 inches.
Reducing the supercharger overdrive by changing the upper supercharger pulley for the 2021 Dodge Drag Pak from 3.375 inches to 3.500 inches.
Reducing the minimum weight for the 2019 Ford Cobra Jet 327 by 50 pounds, from 3575 to 3525.
These parity adjustments go into effect immediately.
2023 NMCA Rule Amendments can be found here: https://docs.google.com/document/d/1tmtr45nhZZnkXhh2Uax1KrpVA72lYPt8/edit
Rules are posted on the NMCA website rules page: https://www.nmcadigital.com/classes-and-rules/c21
Rule Requests or Questions should be directed to [email protected]