Well I finally got back around to working on the carb tuner....had to walk away from it for awhile 8) .
Culprit was indeed the timing chain cover water passages. Got it off and blasted it good and not only was the one in pic 1 which was obvious when I got it off.....water culprit....I also acquired a few more lol. Looks like Korea in there lol.
Thanks for the tips guys.
http://community.webshots.com/album/559578233Hthlum
Jerry