I found this post where you asked about this engine 2 years ago...
http://www.rcuniverse.com/forum/m_75...tm.htm#7584165
Still having problems with it?
Here's more:
http://www.rcuniverse.com/forum/m_29...tm.htm#2962066
I still have mine...still sits in the box...waiting...(I didn't have much luck with it either )