Toploader 4 speed tail shaft mount?

Somewhere on the board I posted a question about a Hurst Shifter, that came with a 4 speed I got 4 years ago now. Well, I just had it gone through the other day, and am getting ready to install it with the fresh 302 I have for my 67, which came back from sheet metal last week, after a few years of labor. My question here is what are the options for a transmission mount, that has the bolts in line with the drive shaft, as opposed to the more common perpendicular mounting location. The trans supposedly came out of a 71 Mustang, but I’ve never seen this before-