Originally Posted by sstriano

So I built the gear diff for the b5m and it seemed to be smooth... When I put it into the tranny and put in the top shaft and the idler gears without putting the other half of the case on it feels smooth as silk... As soon as I put the other side of the tranny case on, I get a bump in the roataion... like a pinched bearing, but all the bearings are smooth as silk...

Should it be smooth as butter or does it need to be broken in?

Help!!