My plans for my 69 Dart Swinger 340

My all original '70 Swinger 340 (with the build sheet) came with non power K-H disc brakes and non power steering. Strangely enough, it was ordered with factory A/C. (code H51).
I have one 69 Swinger 340 4-speed with factory manual disc brakes and factory A/C plus another 69 Formula S convertible 340 4-speed manual discs and A/C...