Quote:
Originally Posted by cliffmac
so my oil leak could be from the cam shaft seal? I had the same thing on a 1983 BMW 633CSi...when I took the distributor cap off it was filled with oil. I couldn't believe the car would still run....I replaced the seal as part of a general tune up and never thought about it again....hmmm....that makes sense......thanks
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Your leak is extremely likely to be the seal under the upper timing cover. Do a search and you will find tons of information about this well-known issue.
Also, you could find the following DIY under the resources tab right up at the top of the page:
http://www.peachparts.com/Wikka/M103TimingCoverReseal