Check into TAYMANELECTRICAL.COM . The guy can convert an AM to AM/FM and add an input for Ipod. He also sells new units to fit classics. He comes highly recommended.

If you're a member of the oldgmctrucks board you can read this thread.

"It's just a phase. He'll grow out of it." Mama, 1964

1956 Chevy 1/2-ton 3100
1953 Chevy 6100 "The Yard dog"
1954 GMC Suburban Now with a new proud owner.