You can’t put a clutch on the front of a 727 either.

Oh wait, yes you can. It’s called a Clutchfilte.

My response was directed at the fact the OP mentioned the spline count.

The 47/48 cases became extinct a while back so we modified no less than 20 cases this way for an off road program.

One was also used in a blown Hemi application using that monster converter.