Moving VMware OS image as primary OS on a system
You can use VMWare's VMWare Converter
Here's a link to some documentaiton from VMWare's site
http://www.vmware.com/support/v2p/index.html
You could always use an imaging tool such as clonezilla, make an image, and restore it to the target drive i think. At worst it would requite you to repair grub