I have a couple rebuilt 4-speed transmission for sale.
18 spline 1970 dual shifter mount $2100
23 spline aluminum main case from A body overdrive. Still has overdrive gears with a b body tail shaft. $1400
A body 23 spline 1968 VIN stamping on pad. $1400
Have Z bars bearing forks and lots of misc small parts. Not enough time to separate and list right now.
PM with questions