GREAT!!! Thank you!Here is what I have:Truck is Blackfoot. The same battery that runs the car runs the receiver & servos.Controler is Challenger 2PXReceiver is a Futaba FP-R102jeServos are Futaba FP5148The chips match in frequencies.Thank you so much for your help. Its good to be back in this hobbie. I have MANY other cars I need to get working on.I posted in the Nitro off road for help identifying my gas car and for 3 days now no one has responded. Does anyone know how to Identify one?J