Originally Posted by
monkeyracing
I've not seen any signs of wear in the gearbox. It seems the motor plate/motor/pinion is being pulled out of alignment when properly tightened. I tried adjusting the screws individually, but they both create the same effect. Could be an initial production glitch, like the steering mounting point.
I had a few 03 chassis that did this.
Can you perhaps enlarge the holes a bit and use a sleeve around the screws to limit chassis compression?