I know it's not the right Mustang, it's just an experiment. It's a decal that covers the whole nose. I ran into a problem, and that is a portion of the decal is not showing in the right side wing root. Below is a copy of the decal.ini entries:
[Decal015]
MeshName=Nose
DecalLevel=2
DecalFacing=Left
FilenameFormat=P-51D/357FG/362FS/SqNoseArtL_
Position=0.799,0.002
Rotation=0.0
Scale=4.325
DecalMaxLOD=4
[Decal016]
MeshName=AntiGlare_Nose
DecalLevel=2
DecalFacing=Left
FilenameFormat=P-51D/357FG/362FS/SqNoseArtL_
Position=0.799,0.002
Rotation=0.0
Scale=4.325
DecalMaxLOD=4
[Decal017]
MeshName=Fuselage_P
DecalLevel=2
DecalFacing=Left
FilenameFormat=P-51D/357FG/362FS/SqNoseArtL_
Position=0.799,0.002
Rotation=0.0
Scale=4.325
DecalMaxLOD=4
[Decal018]
MeshName=AntiGlare_Fuselage
DecalLevel=2
DecalFacing=Left
FilenameFormat=P-51D/357FG/362FS/SqNoseArtL_
Position=0.799,0.002
Rotation=0.0
Scale=4.325
DecalMaxLOD=4
[Decal019]
MeshName=vent_L
DecalLevel=2
DecalFacing=Left
FilenameFormat=P-51D/357FG/362FS/SqNoseArtL_
Position=0.799,0.002
Rotation=0.0
Scale=4.325
DecalMaxLOD=4
[Decal020]
MeshName=Nose
DecalLevel=2
DecalFacing=Right
FilenameFormat=P-51D/357FG/362FS/SqNoseArtR_
Position=0.799,0.002
Rotation=0.0
Scale=4.325
DecalMaxLOD=4
[Decal021]
MeshName=AntiGlare_Nose
DecalLevel=2
DecalFacing=Right
FilenameFormat=P-51D/357FG/362FS/SqNoseArtR_
Position=0.799,0.002
Rotation=0.0
Scale=4.325
DecalMaxLOD=4
[Decal022]
MeshName=Fuselage_P
DecalLevel=2
DecalFacing=Right
FilenameFormat=P-51D/357FG/362FS/SqNoseArtR_
Position=0.799,0.002
Rotation=0.0
Scale=4.325
DecalMaxLOD=4
[Decal023]
MeshName=AntiGlare_Fuselage
DecalLevel=2
DecalFacing=Right
FilenameFormat=P-51D/357FG/362FS/SqNoseArtR_
Position=0.799,0.002
Rotation=0.0
Scale=4.325
DecalMaxLOD=4
The highlighted entry is the one not showing up.