Coil Over vs Torsion Bar

I sold my '64 B body 330 Dodge and got a '67 Barracuda fast back, always loved them bought a pre owned '69 Cuda 440 in 1970, $1600.00, dealer couldn't get rid of it, I seen it, no problem, it's gone.
service man back east bought it new drove it to calif and traded it for?? had less than 3000 miles on it.