http://www.chevelles.com/cgi-bin/forum/ultimatebb.cgi?ubb=get_topic;f=4;t=004254

Are the heads mentioned above the same or similar to these?

http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&rd=1&category=10076&item=2454252492&sspagename=STRK%3AMEBWA%3AIT

Jim

Yep,
Them's the one's...

What are the stock valve sizes in those heads?

Thanks.