in your http://www.tankspot.com/forums/f97/3...html#post99077 List for head slots
21. Greathelm of the Titan Protectorate (1718p) Rare
This is a quested item in sholazar basin from the avatar of freya
FYI, in your Ultimate guide
2. Sabatons of Endurance (2536p) L80 Epic
These are from Thaddius in Heroic Naxxramas (25-man). Per Wowhead comments.