Nice replies Guys!

Its a shame that the earlier Dana's had 23 splines and others as well?
I even have a Dana power-loc with 16 splines that I may be able to convert...

Didn't think the Track-loc was gonna be THAT BAD! fan

Carpe diem, quam minimum credula postero, thanx Horace!

There’s no point trying to fix stuff that ain’t broke,,, 'but if ain’t broke',,, you is not trying hard enough...