campokid's blog - RC Groups
campokid's blog View Details
Posted by campokid | Feb 22, 2011 @ 05:25 PM | 1,584 Views
I'm building a 30 inch boat with twin graupner 480 speed motors and looking for help on the prop size I looked up the motor speed and its around 17000 free run and pulls 10-25 amps o-to full lode I'll will be running dual 7.2 batterys with direct drive any help or where to start