Mac OS X Lion 10.7.2 For Non-Apple Computers With iCloud | 4.41 GB

Just Burn The ISO Image Included in The File to a Blank dvd (4.7 GB - The Common dvd in The Market)
Edit BIOS Settings
*Set SATA as AHCI Mode
*Turnoff "Processor Power Management"

It is Better to Remove All Other Hard Disks Presented in Your Computer

IF Your dvd Rom Hangs During Installation Your dvd Drive isn't

Getting Enough Power So Change The Power Cable and USE Separate Power Cables for "dvd ROM and HDDs"

Boot From The dvd

Select Your Language

Open "Disk Utility" From Utilities Menu

Erase The Partition Where You Want to install Lion using "Disk Utility" as Mac OS X Extended

Exit "Disk Utility"

Customize Your Installation

Thats it

When Installation Completes Boot From The Hard Disk to Which You Installed Mac OS X Lion

Download Extabit