I bought mine with 223k, aside from the floors, everything was in great shape.
Drive it, use your judgement. I try and let vehicles that I might buy run for a while at idle, I want them nice and hot to make sure they aren't overheating, its easy to miss if you hurry the inspection process.
1996 Jeep Cherokee Government Edition - 3.5" BDS/Zone Lift
1998 Jeep Grand Cherokee 5.9 Limited Platinum; 2" BB, 225/75/16 Wrangler MT/R --GONE--
http://www.facebook.com/groups/59limited/ <-- 5.9 Owner's group on FB.