I found this while watchin hot rod tv… they picked up and entire 6.0 ls1 swap for 1200.
http://certifiedautorecycling.com/index.htm
ebay store: http://stores.ebay.com/Certified-Auto-Recycling_W0QQcolZ4QQdirZQ2d1QQfsubZQ2d999QQftidZ2QQtZkm
found some really decent prices… 6.6dmax swap for the cad?