If you’re looking for a new “go fast” R/C model to rip around with, Losi and Horizon Hobby have given the Tenacity TT Pro Brushless Short Course Truck an electronics overhaul. While it remains untouched on the outside, this 1/10-scale, ready-to-run (RTR) machine now features a Spektrum radio system and Spektrum Smart technology. For its radio update, the Tenacity TT Pro now includes a Spektrum DX3...