Pretty cool site. For cars and parts, appears to be links to Ebay auctions but they're a lot easier to find than surfing Ebay. Lot of other good links too as well like JY locator by state.
http://www.roadkillcustoms.com/salvage-project-parts-cars-trucks/#axzz4Sjfyy2Yv
Could spend hours there.
Sorry if repost.