Beav, Harvey, Trevor, experience needed

[kwren]

Originally Posted by dromano

In this thread Beav said he put O rings on the bolts between the washer & valve cover. Just wanted to know if leaks or no leaks.

I believe the bolts actually bottom out for the valve covers. Not 100% sure. If that is the case...
adding a thin washer would put more pressure on the seals for each bolt and also would increase the pressure on the valve cover gaskets that fit on the edges of the covers.