What's the chances the cam lobes are destroyed and I have to pick up another cam? I feel those are very hard to find. I picked the car up for my gf, it was a cheap deal. She doesn't want to spend a whole ton of money on it's just so she can drive something while I'm fixing her e300.

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Only diesels in this driveway.
2005 E320 CDI 243k Black/Black
2008 Chevy 3500HD Duramax 340k
2004 Chevy 2500HD Duramax 220k