Don't think the guy knows what he has here, these go for big bucks
http://cgi.ebay.com/ebaymotors/VINTAGE-CUSTOM-CARBURETOR-ENGINE-FINNED-ALUMINUM-SHAKER-SCOOP-RAT-HOT-ROD-/290614740604?pt=Vintage_Car_Truck_Parts_Accessories&hash=item43a9fd067c
http://cgi.ebay.com/ebaymotors/VINTAGE-CUSTOM-CARBURETOR-ENGINE-FINNED-ALUMINUM-SHAKER-SCOOP-RAT-HOT-ROD-/290614740604?pt=Vintage_Car_Truck_Parts_Accessories&hash=item43a9fd067c