The best thing is I would say check out the unit real good, look for leaks, open every cuboard peak in every hole and go by that, I don't have any experience how the workmanship is from that era.
Welc0me by the way.
2008 Jeep Grand Cherokee,Laredo, auto, 3.0L diesel
2005 Chevrolet 1500 silverado 4x4
2010 Shadow cruiser 195WBS