Originally Posted by
latemodel13
Running a seperate bec is the only way to go IMO. I run one on every car I have. A really good one is a tunigy hi voltage sold on hobbyking for like 8 or 9 bucks.
The castle 10a bec is also a great option. Requires castle link to change from the default (5.1 i think) volts. It might be a better option than buying a 7.4v fan since you could end up spending about the same ammount. If you have a bec you can set to 7.4v and run HV servos.