Check your local laws - It is illegal in some states to put a 2-stroke in this plane (or at least it should be)

Check out the review I did on this ARF:

http://www.rcuniverse.com/magazine/a...article_id=750

In the video it is flying with an OS 91 Surpass, and the engine was not even broken in yet, so it was still running pretty rich. If you're not at a high elevation (I'm at 1200ft ASL) it's a very good match. I am planning to upgrade to a YS 110 and adding a smoker. That should make it scream