Originally Posted by Diseasel300

The DV's need to "wear in" after they've been disturbed. The sealing faces won't be perfectly mated. Several operations (tens of thousands) are needed to wear the faces in. It isn't the washer that wears in, it's the faces of the DV itself. The period of time needed for them to wear in may have some mild nailing, but won't cause skipping at idle. The noise will die down typically in 100-1000 miles. If swapping the DV's didn't cure the skip/wobble/miss, be looking for another issue, probably valves not sealing properly due to wear or worn guides.