Did you disable ALL of them ?...I found if you leave only one you don't have the load outs..
Mirage III use this mod https://www.sas1946.com/main/index.php/topic,56464.msg625120.html#msg625120If you don't use this mod delete Gloss1D0o.mat and rename -Gloss1D0o.mat at Gloss1D0o.mat.and use skins with rivets from https://www.mediafire.com/file/2ff9ri1q9gj1df8/MIRAGE-IIIC-skins.rar
Kfir C2 aren't skinnable