1966 Plymouth Barracuda Formula S

Mopar fans will gleefully point out that Ford's "original pony car" was actually beaten to the showroom floor by Plymouth's offering in the youthful sporty coupe category, the Barracuda. (Maybe the category should be called fishy cars?) This was possible because the Mustang was one of the most poorly-kept secrets in Detroit and, while it relied heavily on shared mechanicals with the compact…