Heck, I'll even let you Southerns take turns with my snow blower. You won't believe how much fun this is until you learn which way the wind is blowing.
Charles.....I named the grill in honour of MacKenzie.....you know what would happen if I didn't scrub them clean for the photos. Yikes, it scares me to think about it!!!!!
Looks tasty from here! You might try upping the temp to 275º and I'll bet you get your fall off the bone tenderness in less than 4-1/2 hours (unless they were ice cold when they went in to the KK).