1964 plymouth valiant Slant six to 340

JDMopar said
Is it possible to convert the tailshaft and housing on an old B&T 833 to a more modern 66 & up slip yoke if you had the parts? The main thing I know about 833's is that they are heavy! LOL

They start around 100 lb with aluminum, tailshaft housing, side cover and 26 spline mainshaft.