My smoker would only go up to 275 degrees.
I played it conservative.
The process took 2 hrs. and 50 min. I pulled it out at 178 degrees.
I smoked it for 2 hrs. at 225, it was then at 170 degrees. I bumped it up to 250 for 25 minutes, and it took it up to 175,,,I then bumped it up some more...