Thank you Tom for that information. If I decided to just keep the original 3 speed transmission and I only wanted to add power steering and power brakes what would you suggest would be the best route to go?

Thank you Johnny! How hard is it to shorten the drive shaft?

The 70 has an FE engine with auto trans, power steering, power brakes and it's a LWB. My 66 has a 352 with 3 on the tree. It's a SWB with no power steering or power brakes. I'd really like to use the auto trans, steering column, PS, PB on my truck but want to make sure everything will work and what ...