Install:

-Add files to gta3.img.
-Find: "353, mp5lng, mp5lng, uzi, 1, 50, 0, 1, 30, 0" in default.ide.
-Rename "mp5lng"s to "mp5shortvc"s.

Gun is installed.

Adding it as a new weapon:
-Watch Ryosuke's tutorial on Youtube.

csillam_faszlama