The drop spindles i ordered for my 68 are, tursn out, 78-88 monte spindles. Im guessing these will fit? But The rotors and calipers wont fit (my originals). However, are these the calipers to get? They have them at OPG but Ill probably get them at NAPA or something.

https://www.opgi.com/LateModel/90912/20570.jpg