These aren’t real high quality pictures, I had to take them with my telephone, but I think they show most of the routing. The one to the manifold angles down and back at about a 45° angle and goes around the front of the horn bracket then it levels off and goes straight back to a 90° fitting in the manifold where the old vacuum takeoff originally was.
http://www.pbase.com/dennygraham/image/121027791/original
http://www.pbase.com/dennygraham/image/121027822
http://www.pbase.com/dennygraham/image/121027822
Denny Graham
Sandwich, IL

Denny G
Sandwich, IL