NMRA Technical Department Announces Parity Adjustment | Performance Racing Industry
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NMRA Technical Department Announces Parity Adjustment
July 11, 2019
Based on NMRA Limited Street data from the NMRA Ford Motorsports Nationals, the NMRA Technical Department changed the approved upper pulley size for TVS Gen3R superchargers.
NMRA Technical Department Announces Parity Adjustment

The National Mustang Racers Association (NMRA), which is owned by Pro Media and based in Santa Ana, California, released the following statement regarding its Advanced Fuel Dynamics Limited Street Class:

Based on NMRA Limited Street performance data from the 19th annual NMRA Ford Motorsports Nationals on June 27-30, 2019, the NMRA Technical Department made the following adjustments effective immediately for these Limited Street combinations:

TVS Gen3R supercharger approved upper pulley size changed from 3.228 to 3.400. This changed the 2.317:1 lower/upper pulley ratio to the now approved 2.200 lower/upper pulley ratio.

Visit the 2019 Rules Revisions and Clarifications tab at nmradigital.com/2019-event-info/class-rules-payouts for more information. For more information, visit nmradigital.com.