If its the orignal manifold they gol on a tree port on the back of the manifold. Which ever port you use be sure its full vacuum and not ported. Oh don't hook it up with your PVC. It makes a big mess. A lesson I learned 14 years ago. Hey we all gotta learn the hard way sometime.
The transmission hose should go to a tee type fitting fitted into the the intake,The brake boosteralso should go to that piece,Its a tee type fitting with a large opening for booster and like 3 more smaller ones for Transmission and such simalar to this View attachment 493455s