You can just get the adapters from scarebird and the rest thru parts store.
The calipers are 90's chevy celebrity..
They will tell you everything you will need.
1965-72 Dodge, Plymouth "A" body, with 10" drums
I'm doing my 63 dart this weekend...9 in drums but similiar setup
I had the rotors drilled 5 x 4 pattern,bought reman caliper,and forget what brake hose but believe rear disc for a cadillac.
Sorry lost paperwork .