hear is most of your mods

) super skids mod http://www.super-skids.com/superskids/superskids.htm
2) fuse mod to protect the 4-1 http://www.rcuniverse.com/forum/fb.asp?m=6855651
3) Lipo 11.1V upgrade http://www3.towerhobbies.com/cgi-bin...?&I=LXTFG6&P=7
4) 100 amp mosfet mod www.fairchildsemi.com part# HRF3205 http://www.rcuniverse.com/forum/fb.asp?m=5589679
5) Way better motor http://www.helihobby.com/html/e-sky_...l#PARTORI61107
6) Tail rotor mod (direct drive) http://www.rcuniverse.com/forum/fb.asp?m=6986819
7) Rotor core mod http://www.rcuniverse.com/forum/fb.asp?m=5839606
7a) Alternative motor core mod http://www.rcuniverse.com/forum/fb.asp?m=7009769
8) Weight reduction http://www.rcuniverse.com/forum/fb.asp?m=6965249
9) Metal parts http://www.rcuniverse.com/forum/fb.asp?m=7005431
10) 7mm boom mod http://www.helihobby.com/html/viper_...l#PARTGRP-2799
11) servo mod http://www.rcuniverse.com/forum/fb.asp?m=7003986
12) Night stuff http://www.helihobby.com/html/extras.html#PART67415
13) lipo info http://www.rcbatteryclinic.com/lithium-ion.html

have fun