well, i've heard about the insanely long burn times on the KK prior to buying one, so i decided to see if it was true.  after my pastrami cook, i decided to keep the grill on as long as possible and see how long it will maintain 250f or above on a full tank of charcoal   Charcoal: Lump. (around 8lbs or 4 kg) This is a full basket for my grill. Controller: FB 2 Pro Fan: Pit Viper Time Start: Tuesday, 9:16 AM Time End: Wednesday 9:43 PM Total Time: 1 day, 12