A rare regional promotion for the Carolina 500 on June 16 1968.
there were 54 of the Cougar 500s built, but not all were 428's. We know of the existence of one small block Cougar 500 in Tennessee: VIN 8F91C5xxxxx. They were sold in the Atlanta (DSO 21) region and the Washington, D.C. (DSO 17) region.
They were all built between May to July of 1968.