looking FO RELAY , FUSE BOX COVER FOR 2002 WINNEBAGO SIGHTSEER , model WPD27C with 8.1 L engine, The center row of fuses has an 80 amp at the bottom.
( Marion Hansen, 06/06/2019 )
The Workhorse fuse panel does not have an 80 amp fuse so you may be needing the coach builders fuse box cover. You would need to contact Winnebago for that part.