hey, i also have have a sd 33% yak with 3w 80xi, more than happy with it, i have a 5955tg on the rudder but will also be going for two very soon also have 2 5955 on elevators and 4 8411 on ailerons,
heres a vid
a bit of a build thread can also been seen here
http://www.3d-downunder.com/forum/viewtopic.php?t=665