The Mazda GT spec racecars prepped by 7's Only Racing, LLC. (Buttonwillow, CA) have  been approved and given a waiver to run in PTA in both Regional and National competition.  We expect to have a number of these cars competing at the NASA Championships in September at the Mid-Ohio Sports Car Course.  Because they are tube-frame racecars, they required a special evaluation and waiver to become eligible for competition in NASA Performance Touring.  After careful consideration, and a half season of on-track performance evaluation, these cars have been granted a waiver to run in the PTA class.  The following requirements must be met: