I meant to list these here first, but I got carried away and listed them on ebay. Nice matched set of very early (4L11) 289 heads.
http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&item=140404570505&ssPageName=STRK:MESELX:IT
http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&item=140404570505&ssPageName=STRK:MESELX:IT