If it's not lightened to would consider sending it in to get it lightened... does it have EI?
This engine will work well in really any 84" - 90" plane that weights 16-18 pounds. for 3D
One of the nicest out there right now would be the Extreme Flight Yak. There is a long thread in the Giant Scalle Plane forum.
edit: here is the link to it
http://www.rcuniverse.com/forum/m_5452111/tm.htm