http://www2.towerhobbies.com/cgi-bin...&I=LXNM65&P=RF
That should give you a start, there are others, similar in nature to that one available.
Here is a conversion similar to yours, with some pictures and some explainations that might help if you come up with some questions.
http://www.rcuniverse.com/forum/Alph...2118831/tm.htm