Here is my guide to do this. However, I can say that this was written for Sense 2.1, which you are not running. So, the files will(may) be different that you need to edit. Should give you an idea of what it takes.
http://forum.ppcgeeks.com/showthread.php?t=98962
I have also made a .cab that will give you black text everywhere but the Home screen. As the home layouts tend to vary. It will not mess up the sizing anywhere though.