TxBill,
No, I have never looked that closely. (only had it a couple months)
I will get underneath this weekend *now that the weather is nice!* and with the help of rs90kirk and diesel don will try to post more information on this subject.

__________________
Current: '91 300TE 4MATIC 317k and climbing...
Former:
'81 300TD Wagon 168K "Tank"
'83 240D 216K 4spd manual "Da Bear" (aka best car ever)

"Never sweat the petty things...
and never pet the sweaty things."