Two 225slant motors with bells and trans SE TEXAS

I have a 62 and a 64 225 slant engine complete std bores with complete bells and the early 3 speed manual trans the number s what A903?? Trade up or down on Ford 6 bolt C4 trans good one or rebuildable core.

IMG_0404.JPG

IMG_0405.JPG

IMG_0406.JPG