+1 to what Tom Frank said about the CG location -- it should be about the same as the stock glider as long as you have not modified the wing sweep.
Hawk - Sorry to hear about your maiden troubles -- but better safe than sorry! You will get her up! Don't pay any attention to the "haters"!
Thanks to all for the air-compressor suggestions -- I will definitely look up all the leads you guys gave me!
As for the Baby Powder reference -- it is part of Freddie B's paint technique. Here is a link to the post where I first learned of it:
The thunderbird 70mm EDF titan is ready for maiden. Hopefully I will be able to get her up soon!