Hey John, Bloodline is Lookin' Gooooood!! I'm envious. I've been side-tracked working on my son's 75 Chevy 4x4 instead of the Camaro.
Here's one thread I've found info when I asked.
https://lateral-g.net/forums/showthread.php4?t=37954
Also, take a look at the Littlefield Custom's 69 Camaro build photos.
http://www.littlefieldcustoms.com/current.php
Photo 68 and 70 show the installation around the rear end with a CAC 4-link. That car used a non-conventional exhaust through the tail panel, but the routing around third member is pretty good view of what needs to be done.