That's a saginaw pump you have....krazycuda has the federal pump. That may be what you need. Both pumps bolt up to the block, but use different brackets (I think).
Amen. I sure didn't know the answer....but after reading the posts I concluded that the TQ is externally balanced in an internally balanced 318. Sometimes on a LA 360....but always on a magnum 360...but usually that's on the flexplate. Obliously kidding......