Question about the V.3 hybrid revo diffs

[magman]

Originally Posted by Urgeoner

yes, I pretty sure mugen is in there...I assembled mine and I have this spring-like shim and dont know where it goes...also it makes a grinding noise when I push the truck back and forth, is this normal or they not shimmed correctly? do these need a break in period to start sounding smooth?

The washer you are referring to is a bit of a PITA to get in....I used a small amt't of grease to help