The snowgulch2.zip file you have requested: Modifications / Snow Gulch / Snow Gulch v2.02.51 - 2.58mb is not available. Perhaps try browsing all files for the game Halo: Combat Evolved and upload any files you want to share or are missing. This is the only information we could locate:
This is SnowGulch v2.02.51, its the update from 1.00.32, Apply the PPF path to the "bitmaps.map" file to make it work. If it doesn't work, repath the file.