Originally Posted by Unregistered

Without going into all of the goary details (and starting a big discussion), the power cap helps the speed contro run more efficiently and reduces stress on some parts of the speedo. The cap helps things run cooler, normally gives you more punch, and can reduce runtime because more power gets to the motor..

I run a receiver pack off and on but with runtime being less of an issue, I'm going to try running without for the weight save. I have plenty of new cells so if you want any drop me a PM.