It could be indeed a better idea to re-import all the meshes while applying a 1.3 scale factor to them. Or go back to your 3D modeling application, scale everything to 130%, then re-export and re-import into UE4. But this you knew already I guess.
It could be indeed a better idea to re-import all the meshes while applying a 1.3 scale factor to them. Or go back to your 3D modeling application, scale everything to 130%, then re-export and re-import into UE4. But this you knew already I guess.