Here is a web site that I believe will answer a lot of questions for you concerning [all] things in favor of the KJV.
You might want to spend some time in this site on many different subjects, using KJV Only.

http://watchmanvideobroadcast.com/

Which Bible ? You be the judge

Part 1
http://www.youtube.com/watch?v=2D6oqquct5Q

Part 2
http://www.youtube.com/watch?v=dSKoMO3r1cU

Part 3
http://www.youtube.com/watch?v=f-ujjdNB4Dy4



Also this you tube video is helpful concerning the different publications [of] the King James Bible. Very helpful !

http://www.youtube.com/watch?v=RMD88TuwATQ

www.Kingjamesvideoministries.com

 Truly an education are these videos.
Again .....I searched the scriptures on my own to see if these things were so.

I was satisfied with the explanation given in the above videos
God Bless you
KML