Jon,
Move this to the appropriate place or delete if it should be else where.
June 68 Hot Rod
Roundy Round Corner by Steve Kelly
Inaugural NASCAR Grand Touring (GT) Division Race Rockingham Speedway
The article states that all three 1967 Cougars entered were built by Bud Moore Engineering and were former SCCA Trans Am cars from the 67 series, The cars were driven by Tiny Lund, Swede Savage, and Bud Moore and finished in the above order 1,2,3.
Article also lists Buck Baker and Frank Sessoms driving 1968 Camaros.
Have all three of the Cougars been located?