1965 dart radio

No, 1965 Radios never included FM. Much later; transistors had only been out a few years at this point.

That's incorrect. There were AM FM radios before 65. Here's one from a 65 Imperial and I have seen them for the early A bodies too. They pop up from time to time.

http://www.ebay.com/itm/1965-CHRYSL...ERB-/321064210133?vxp=mtr&hash=item4ac0eb0ed5