Factory would have been a 350 TURBO.
I have a 350 turbo in mine Just about any transmission will work! Powerglide, Turbo 350 (lockup or non) or Turbo 400, even 700r4.
It is in the bottom of the transmission. You will have to remove transmission pan and you will see it.
Yes
Is there a manual to rebuild a 350 turbo transmission on a 1977 Chevy Truck on line that I can order or down load for free I think if you got to Chevy truck parts .com you can find one
Most likely a TH-350
Sure. Purchasing a doner truck that is automatic for parts would be the way to go.
For automatic trannies: TH200 = 4.5 qts TH350 = 10 qts.
Selling a 1977 chevy silverado classic
Any average mechanics toolbox will deal with this, there is nothing 'exotic' in this transmission. - A set of SAE wrenches and sockets, pliers, flat screwdriver, torque wrench.
The Chevy Chase Show - 1977 TV was released on: USA: 5 May 1977
Yes but the bolt patter is different so you will have to find an adaptor. Read below
which fuse goes to the tailights on a 1977 Chevy silverado