First things first. Ovens vary. Rather than blindly following a timing chart, the best thing you can do is make a small investment in an instant-read thermometer and learn how to use it. Here's a GREAT video that shows exactly how to use an instant-read thermometer to check the temperature of your turkey in the three critical places. That said, in my oven an unstuffed 10-pound bird tends to take more than two hours but less than two and a half. A 14-pound turkey will probably take more than two and a half hours but less than three.