Brother of The Benz, rich30769
Your moderator hit the nail on the head.
The only addition would be the diagnostic technique to determine where the oil is coming from that you are burning and the manual testing of the valve guides.
There is a excellent article in the MBCA Star Magazine on this topic.
See if any of your Benz friends are members and would lend you the Magazine.
Happy Trails Beep Beep from The Spiderman in Houston!!!