Hell, I would start early on the "Lo" setting to infuse smoke and ride that until bark is set. Once bark is set wrap in butcher paper with some of the rendered down trimmings made into tallow on the paper, now moving the RT-700 up to 225°F. Ride that until 203°F-207°F internal. Then rest for 4...
Chadinsc,
Do you have an accurate supplemental digital thermometer?
If I am reading your posts correctly, you are basing your temperatures off of the value shown on the controller?
What about something like this?
griddle-Q GQ230 100% Stainless Steel Professional Quality Griddle 25"x16"x6.5"
or this
32" x 17" Stainless Steel Comal Flat Top BBQ Cooking Griddle For Stove or Grill