I'm trying to find out from the casting numbers on a set of oval port heads what they are. Is there anywhere I can get this informations.

Thanks for any help

What do you have & I can get tell you what it is. or try these links.

WWW.teufert.net/bbchevy/bbhead.htm (http://WWW.teufert.net/bbchevy/bbhead.htm)
WWW.chevellepages.com/numbers/BigBlock-Casting_Numbers.htm (http://WWW.chevellepages.com/numbers/BigBlock-Casting_Numbers.htm)

try www.mortec.com (http://www.morec.com) they have a free posting of casting numbers for small and big block chevy engines.