date:Nov 22, 2012
stuffing in the bird, thee cook time will increase (see table below), and you should ensure that the stuffing reaches 165 F along with the meat.
Cooking
The bigger the bird, the longer it needs to be cooked. Approximate cook times for turkey in an oven at 325 F are as follows (time in hours):
Unstuffed
4 to 6 lb. breast 1 1/2 to 2 1/4 hours
6 to 8 lb. breast 2 1/4 to 3 1/4 hours
8 to 12 lbs. 2 3/4 to 3 hours
12 to 14 lbs. 3 to 3 3/4 hours
14 to 18 lbs. 3 3/4 to 4 1/4 hours
18 to 20 lbs.