A little advice here guys.

i am wanting to buy some heads for my daily driver and was wondering if any of these are any good. They might be, but you never know until you try them i guess. and dont start bashing if you think there crap cause there not name brand. but im open to all opinions.

these are from J&c enterprises.
http://cgi.ebay.com/ebaymotors/BRAN...tegoryZ33617QQihZ015QQitemZ250101404935QQrdZ1

these are from an unknown source
http://cgi.ebay.com/ebaymotors/CYLI...tegoryZ33617QQihZ014QQitemZ330106154214QQrdZ1

these are from performance engine and machine.
http://cgi.ebay.com/ebaymotors/CYLI...tegoryZ33617QQihZ014QQitemZ330106154214QQrdZ1


these are from another unknown source.
http://cgi.ebay.com/ebaymotors/FORD...tegoryZ33617QQihZ017QQitemZ270107210052QQrdZ1


and these are from performance engine and machine also.
http://cgi.ebay.com/ebaymotors/Ford...tegoryZ42604QQihZ011QQitemZ320098051448QQrdZ1

HELLOOO......hellooooo.....hellooo ~echoing~