This is a set of aluminum TFS twisted wedge heads for small block ford. Just got them back from the machine shop. They got a valve job, new guides, keepers, and surfaced the deck. These heads are perfect. 1 head has guide plates and studs and the other 1 doesn't. $850
http://www.dfwstangs.net/classifieds/showproduct.php?product=18261&sort=1&cat=11&page=1
http://www.dfwstangs.net/classifieds/showproduct.php?product=18261&sort=1&cat=11&page=1