Originally Posted by
MountainDevil54
The o ring for the bushing may not work for every optima due to different head space but i believe the o ring i used was a #60.
Or just use a couple wraps of teflon tape around the bushing threads for a nice snug fit.
So do i use both orings or just the 60. Does the tape make it flush and not have the primer move back and forth? Is it ok for to move like that? Just afraid of blow back especially with bh209. Sorry for all the questions. Just different from tc.