2018 rules are posted:
https://www.nasaproracing.com/rulesChanges at a glance:
Spec Iron
7.8.2 The Ford Racing ABS brake module M-2353-A, M-2353-CA, M-2353-C, 7R3Z-2C219-E may be
used.
7.8.3 The hydraulic control unit, brake booster and brake master from the 2005-2009 GT, 2007-2014
Shelby GT500, 2010-2014 GT are permitted.
Tech bulletin to run no ABS at diff pwr to wght was removed.
7.11.2 Any readily available aftermarket cold air intake kit is permitted. All components must be
located within the engine compartment Ram air is not permitted.
8.2 Inspection and Testing The competitor is responsible to present the car in 'as raced' condition for all official inspections
(Scales, dyno, etc). Failure to present the car for inspection or choosing to not permit an
inspection may result in disqualification. Dyno inspection results and electronic monitoring
equipment results must be similar to declared dyno results or the competitor may be disqualified.
Competitors are responsible for ensuring all dyno tests are performed per class rules.
American Iron
6.1 American Iron (Power) The absolute minimum weight for an AI car is 2900 lbs with driver. Less weight for 4/6 cyl was removed.
6.1.1 Track Width & Wheelbase, all cars now 76.5 max track width
7.12.4 Turbochargers and superchargers must be mounted in the engine compartment. Intercoolers must
be mounted forward of the front axle centerline.
8.2 Inspection and Testing The competitor is responsible to present the car in 'as raced' condition for all official inspections
(Scales, dyno, etc). Failure to present the car for inspection or choosing to not permit an
inspection may result in disqualification. Dyno inspection results and electronic monitoring
equipment results must be similar to declared dyno results or the competitor may be disqualified.
Competitors are responsible for ensuring all dyno tests are performed per class rules.
American Iron Extreme
6.2 Power & Weight The minimum weight for an AIX car is 2700 pounds with driver. Less weight for 4/6 cyl was removed.
8 Inspection and Testing The competitor is responsible to present the car in 'as raced' condition for all official inspections
(Scales, etc). Failure to present the car for inspection or choosing to not permit an inspection
may result in disqualification.
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#70 Nasa AIX/AI/SI National Director
'High Performance Mustangs'
www.streetmotorsportsracing.org