Are you using a PCV valve?
I have asked a similar question here:
http://www.forabodiesonly.com/mopar/showthread.php?t=156747
IMHO, I think we need a PCV valve on one cover and a breather cap on the other. I am just awaiting someone more knowledgeable than I am to set the record straight. Definitely the baffle, though, too.
C
