4speed conversion

i HAVE A 70 dUSTER WITH A 4 SPD IN IT THAT I AM THINKING OF CHANGING TO A AUTO DUE TO MY AGE AND LEG CONDITIONS, I WOULD BE INTERESTED IN TALKING ABOUT A SWAP WITH YOU IF YOU ARE INTERESTED. iT IS HOOKED TO A 340 AND HAS A V-GATE SHIFTER ON IT THAT WORKS PERFECT. i AM IN SO. ILLINOIS PH# 540-270-0126-STEVE