>>>Do you know, how much only computer block with no OS installed (and no keyboard, monitor, mouse, etc.) would cost?
>>
>>I got mine from http://www.hdnw.com/ (actually, the store that runs the website).
>
>The site seems to be great and prices are resonable, but it's in WA. I didn't find yet, if they be able to deliver...

Note the "Shipping rates" link at the top of the page.