67-69 Firebird, 67-69 Camaro, 10 & 12 bolt, 68-74 Nova & "X" body clones, Ventura, Olds Omega & Buick Apollo.
The brake drumb spindle could be used if the top boss was machined down. Also looking at A-body spindles look the same when I compared them. You will need to re-use the brake drum arms.
I piece mine out and I don't think I saved much money when compared to a kit like this from ebay.