OK - solution is to find another version of this, if there is one, & copy the VC textures & install gauges. You may find some gauges are incompatible
An example of Jordan Moore's UH1 is
here which includes a texture DVC_Panel.BMP (in the textures folder) - that may be it.
It also uses default FS2004 gauges - --
I'll take a look at this file later if I remember & do what I can to fix & reupload it. (If I remember...)
Simplicity is the ultimate sophistication. – Leonardo da Vinci