lifted from a post in MMO-Champ:
QuoteTime to kill each boss in Karazhan post 3.0 , in Tier6
Time mesurement: Vampiric Embrace (last 1min) applied instantly at pull, seconds withdraw from time left.
Attumen the Huntsman: 1 minute
Moroes: 22 seconds (+15 seconds for adds)
Maiden of Virtue: 15 seconds
Romulo and Julianne: 1½ minute
Nightbane: 2 minutes, didden't manage to land between the airphases.
The Curator: 45 seconds
Illhoof: 27 seconds
Shade of Aran: 50 seconds
Netherspite: 55 seconds
Malcazzar: 50 seconds
.
Group setup:
1 Tank
1 Healer
8 DPS
lol
This is why badges will not be used to get wotlk gear, lol.