Tommy, on the 60+years, with the GMC 305 with the Automatics, the flex pate and fly wheel are two seperate parts, it confused me and others as well.

1960 GMC 305A V-6 Gallery Page
Remember, the government cannot give --anything to anyone --that they have not first taken away from someone else.
BUY AMERICAN http://www.stillmadeinusa.com/index.html