My Masters series truck came today as well. Replaced the stock 180 with a "performance" tuned 180 and a 7.2, 1000 mah lipo. Instant wheelies and plenty of speed.
The truck also lost 11 grams due to the changes. My next project is a wheelie bar.
http://cgi.ebay.com/E-Flite-Blade-CX...QQcmdZViewItem