I don't know if this will help or not. Here is what if found from my local supplier's Some where a couple of days out.
65 Dart 273 2bbl or 4bbl
Gates 20168 upper hose with A/C
Gates 20386 lower hose with or without A/C
Gates 20416 upper with out A/C
Dayco 70306 lower with or without A/C
