I have 2 109 blocks with 8445 heads from mide mile na regals that where running when removed.  Still nice and greasy.  Never been rebuilt.
I wrapped them up and placed them on brand spankin new stands a few years ago.  pistons, rods, cam, crank have been removed.  
$400 each, including stand, or $800 for both.
Located in St. Louis, MO.