Just take a break!  
			If you can't find the problem just take a break doing something fun. Get your mind off cars for a while. Go to the beach. Do something crazy... This is what Kent does..... he admits this was taken a "few" years ago... :-)
Problem & Solution
Common among these chassis:
    R107  
  
    W114  
  
    W115  
  
    W116  
  
    W123  
  
    W124  
  
    W126  
  
    R129  
  
    W140  
  
    W201