Camaro has been a popular car since it rolled out in 1966 for the ’67 model year. It was Chevy’s answer to the Ford Mustang, which had debuted a few years earlier. From the beginning, Camaro was intended not just to challenge Mustang but to better it. The second-generation Camaro spanned 12 years, 1970 to 1981. In 1981, Chevy sold 126,000 units, but the feeling was that Chevy was still…