some more variations on the caravan.
different tail light area and window size. side doors are a different size too
http://img19.imageshack.us/img19/9674/caravan57sfreargr0.jpg
small and large tow braces.
http://img19.imageshack.us/img19/3191/caravan57sfcasting4sj6.jpg
different inside castings. the green interior plastic also has minor differences with the cabinet doors and sink area.
http://img169.imageshack.us/img169/2286/caravan57sfcastingol5.jpg
http://img103.imageshack.us/img103/4301/caravan57sfcasting2vt7.jpg
LLTT