While going through my 'stash' I found the two following Corvair radios. Can any one help identify them for me? delco am-fm model 388118 id# 18fra-0314 could be out of a '68? delco am model 7307271 s/n 71ppa-1579 was removed from a wrecked '69? Also a motorola 4fm485x MIKE KOVACS