All the guys tips here are great...I have photos of my interior fixup on my page..check it out here:
http://home.austin.rr.com/jmx/index2.html and click on "Interior Fixup".
Painting the stuff black and putting in black carpet really made the car look nice.
From 13 year old coffee stain nasty to this:
http://home.austin.rr.com/jmx/gt/newinterior2.jpg
Jon
'88 GT
http://home.austin.rr.com/jmx