Here are the download Links for my Tutorial 

How to Install - Minecraft Mods - BuildCraft 1.8.1

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Buildcraft 1.8.1:

http://adf.ly/2on0q

Official forum post:

http://adf.ly/2qicu

Here are the download Links for my Tutorial 

How to Install - Minecraft Mods - Timber 1.8.1

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Modloader + Timber Mod

http://www.adf.ly/2p0fS

Here are the download Links for my Tutorial 

How to Install - Minecraft Mods - Too Many Items 1.8.1

7ZIP:
http://www.7-zip.org/

Too many Items:
http://www.minecraftforum.net/topic/140684-18pr-toomanyitems-in-game-invedit-...

Minecraft 1.8:
http://assets.minecraft.net/1_8-pre/minecraft.jar