Yeah you can unscrew it and use laquer to coat the shims both sides .i heard thats what the factory did.use laquer from hardware store. What i did was coat both sides with a thin layer covering completely with permatex super 300. That might change your end play slightly.the laquer supposedly wont.
1984 jeep cj7, 258 I6, rebuilt T176,rebuilt Dana 300, amc 20 , dana 30, 4.10's Trac-lok in rear , 4.10's detroit soft locker in dana 30, 2.5 inch bds suspension lift, 1 inch polyurethan body mount lift. Line ex. weber carburetor. factory tach. factory clock ,oem replacement speedomter cluster, and oil pressure gauge, factory volt gauge.