Traxxas Spartan RC Boat Cooling Modification: 2-Split Cooling Lines | RC Car

We are on location to show you a quick tutorial on how to increase the cooling efficiency of your Spartan. In a previous video, we showed you how to modify your rudder inlet to let more water in. We ran it and noticed the ESC is not getting warm at all and the motor is warm. That is because the ESC gets the water first, and then that hot water goes to the RC Car motor .