I have noticed a lot of talk about AMC heads here. I found this chart which gives specs on most years and designs of amc V8 heads and thought it may be helpfull t some
http://www3.sympatico.ca/david.crooks/amc.PDF
this is the same info taken from the site above sorry for the large image size
![](http://www.yagid.com/pic/Tech/headspecs.jpg)