There are probably dozens of "scale" ARFs that will work with this engine.
Here are a couple of WWII planes:
P-51
http://www.hobbypeople.net/gallery/123695.asp
Corsair
http://www.hobbypeople.net/gallery/127534.asp
Modern, scale aerobat
http://www2.towerhobbies.com/cgi-bin...?&I=LXHEH1&P=0
Cub
http://www2.towerhobbies.com/cgi-bin...?&I=LXLWH2&P=0
Out of the handful listed here, I personally would go with the Corsair. It may or may not be the "best" but it is a plane that interests me.