I Know exactly how you feel.
I'm a aircraft tech and I was nervous about opening my RC engine the first time.
No Worries though!....

Here is my favorite engine rebuid VID. It is easy to follow and gives you everything you need to disassemble/reassemble an engine.
http://www.youtube.com/watch?v=9v4ePOjjKNE

And here is a link that explains how to Seal the engine when you reassemble it.
It shows a SAVAGEengine,,,,but the steps are the Same for Anyy RC engine.
http://www.savage-central.com/module...ic&t=54465
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