Originally Posted by
Ronisonce
I haven't gone through this whole thread. However I just ran my xb4 for the first time last night and absolutely loved it. My only issue was that one of the pins holding the cvd's in just shot out. I didn't see any sign of it going through the plastic cover. Is this a common occurance and also what parts should I keep on hand for races? Thank you
It happens, especially if the join is too dry.
Switch to the optional alu cups.
As for spares, there's a nice list earlier in the thread
. But a few arms front and back, diff houses front and back and bevel and crown gears is a good place to start.