Finally, confirmation that the Cragar SS was factory optional equipment on a car, but only for a Mopar. (cause they are cooler than blue ovals and bowties)

for more on the Go Go package for the 1965 Dart: https://justacarguy.blogspot.com/2016/10/march-1965-dodge-launched-dart-go-go.html

https://www.forabodiesonly.com/mopar/threads/1965-literature-for-your-car.425731/
https://www.hotrod.com/articles/link-to-the-past-1965-dodge-dart-gt-convertible