Cory, incorrect year, but could these be made to work? If so, perhaps a later model truck close to you could be the donor?
https://www.ebay.com/itm/7-3L-A-C-AC-DRYER-MOUNTING-STRAPS-FITS-99-00-01-02-03-FORD-F250-F350/123861673034?hash=item1cd6bb244a:g:HKcAAOSwy1ZdRKyr