just got me a '67 Barracuda

Ask away! That's what this forum is all about:

http://www.slantsix.org/forum/viewtopic.php?t=9609&highlight=valve+adjustment+procedure

Don't be intimidated by this (I know I was). It's something that just takes practice, and above all, PATIENCE. Once I got the hang of it, I found valve adjustment very rewarding.
Well I read your thread-link, and it doesn't sound so bad. It would be nice to see pictures or a video of what they are talking about, though. I'll check Youtube. But if some one here has some pictures....