Hi, my old system
alienwarea area 51 alx
i saw ppl post this
http://forums.evga.com/Alienware-Area-51-A...t-m1700430.aspx
they have success to install other mobo on alienware area 51 alx

wanna ask all si fu
is it possible i install a 1155 socket mobo on this casing and make it work?

yes!
u need this :

and this :

make sure u have the correct size.

that is for what?
put mobo?
another problem
i not sure the mobo suit my alienware those lightning or not

yup to rearrange mobo standoff, so u can fit in standard mobo.
Lighting will be a bit tricky, but can be done. all u need is to fit it in right wire at right connector..

woo
sound like can no need sell off the casing?
i heard the alienware area 51 alx is standard atx casing
so any atx mobo will suite
just that the lightning info
need install and mod a bit