Follow the guide here

https://bitcointalk.org/index.php?topic=225690.0
and wallet guide here:
https://github.com/bitcoin/bitcoin/blob/master/doc/build-windows.md

Although I must add that another copycat of bitcoin with a few changed specs is definitely not what this world needs.

Or you could go with either free or payed(more specs) custom build for 50$. (use google as I won't advertise that service here)