The motor, differentials, belt drive, and ESC all made for quite a pile of discarded hardware. He replaced the drive system with 4 Turnigy brushless outrunner motors, installed at the chassis ...

These days, brushless motors are the go-to for applications ... the modified motor to determine its performance. [JyeSmith]’s ESC tester is capable of just that. Fundamentally, the ESC tester ...