Sons of Hodir quest chain which ends with 2 non-repeatable quests which are supposed to give +28,600 reputation per quest, making the player end at Honored Rep level.
But on truewow the quests only give +22,000 reputation,making the player end at Neutral Reputation.
Quests in question are :
Mending Fences :
A Spark of Hope
Also a point to note the quest, Forging an Alliance is not giving any reputation on completion where as its supposed to give +325 reputation.
This is all in accordance to a change which was made to all Northrend reputations :