I bet you it won't take too much to get it back running. Let it sit a few days, new air filter, pull the spark plugs to spray out any oil, new plugs and I bet that 4.0 will fire right up. Great video!
"You didn't buy it to look at it"
2000 TJ Solar yellow, 3.73, 178k, limited slip D44
2012 GMC sierra crew cab--Daily Driver
2008 jk X 6spd Red Rock---Sold and missed