You welcome man! Finally I glad I can help out somehow since everyone has been really nice to me..I went with the 15T.. I though I posted the 15T?? Oh well .. you know any 1 of them will work(15T,16,T,17). I am using the DuraTrax Clutch and spring sets that so far is working very well..
http://www2.towerhobbies.com/cgi-bin...?&I=LXTT54&P=7