have a look at this thread
http://www.oople.com/forums/showthread.php?t=87679
.... I did have issues with a 540 in my SC10 4x4, however i did not spend much time trying to resolve it.... basically the motor was overheating...
__________________
SX3, DEX410R, Cougar SV, DEX210, SC10 4x4, Tamiya Top Force
|