howdy all!! im in the middle of doing a engine/trans/rear end swap on my 1955 buick roadmaster 4 door sedan. (putting in a 401 2x4 mild custom 0.030 over, st400) ive been reading around, but couldnt really find a direct answer on which rear end will work! and has any body used "Chassis Engineering : universal leaf spring kit" ???? what rear end will work and how to mount it??? pix and suggestions ALWAYS welcome! thanks!!!