Read this,
http://www.tvmadeez.com/about.php Also this,http://www.tvmadeez.com/index.php
Hotrod lincoln is correct ive been through this before with one of my other trucks. The TV cable is the most critical part of a 700R4, that is what makes it tick.
Bowtie overdrives makes & sells the TV made easy kits to properly adapt most carbs & fuel injection setups to a 700r4.
They also have tech support that will tell you how the transmission should be shifting.