I have a Jegs rearend cover for a gm 10 bolt (f-body only used a couple years. sorry the camera can really get a good picture but you get the idea ... no cracks or anything its in good shape .
http://www.jegs.com/webapp/wcs/stores/servlet/ProductDisplayPopup?storeId=10001&partNumber=619-101-10K&langId=-1&showValue=1
$50 bucks
I also have a AMW catch can for sale
http://i399.photobucket.com/albums/pp78/dogpissjones11/catchcan.jpg
http://i399.photobucket.com/albums/pp78/dogpissjones11/catchcan2.jpg
$50 bucks