I have an engine cover for a 1997 or 1998 Mark VIII for sale. It's still new in the box. I'll include two new mounting nuts and studs for 1998 models. $130 shipped obo.
http://www.cornhuskerbay.com/EbayParts/Intech1.JPG
Thomas
http://www.cornhuskerbay.com/EbayParts/Intech1.JPG
Thomas