First you are awesome for downloading this ^ ^
How to install?
put models materiels custom to your 
If you system 32 bit
C:\Program Files\steam\steamapps\common\team fortress 2\tf
If your system 64 bit
C:\Program Files (x86)\steam\steamapps\common\team fortress 2\tf
If you install your steam difrent path
where you instaled\steam\steamapps\common\team fortress 2\tf
For more info?
check our steam gruop we have got awesoem server with 400 plunig and 355 skin and 2000 say sound in it ^ ^
http://steamcommunity.com/groups/B_CANSINSSERVERS
Bug report or suggest?
http://steamcommunity.com/groups/B_CANSINSSERVERS/discussions/0/864977564016520765/
Credits?
Sega (Owner) , B_CANSIN (Made it to tf2) , MarioKart64n (ported the model)
Have fun.