Is [link=http://www3.towerhobbies.com/cgi-bin/wti0001p?&I=LXERF2&P=7]this[/link] the Roto start you were talking about? Are you %100 sure that the backplate will fit?
I was thinking about this-
http://www3.towerhobbies.com/cgi-bin...?&I=LXHUC7&P=7
From looking at it and the description, sounds like the right thing. Like I said be for I don't have any experience with starter boxes.