All this begs the question: why isn't pol quality such an issue in other VW engines? Cam lobes being chewed up is probably an engine manufacturing problem. Oil problem? Preposterous, although I don't doubt that they can be somewhat protected with certain oils 
On May i23, 2011, at 1:58 PM, Chris S <szpejankowski@GMAIL.COM> wrote:

> I second these statements.  I have read about similar on tdiclub.com.
> 
> Chris.
> 
> Wysłane z iPhone'a
> 
> Dnia May 23, 2011 o godz. 11:39 Jason <uberhare@GMAIL.COM> napisał(a):
> 
>> Common problem on the PD engines associated with poor quality oil.
>> Have you been using 505.01 rated oil?
>> 
>> You will need more than just the camshaft.  lifters, cam bearings,
>> rocker arm & bearing cap bolts (1 time use TTY).  Might as well do the
>> timing belt while your in there if it hasn't been serviced lately.
>> If you run a good quality oil (as in better than the dealer Castrol)
>> it shouldn't be a problem after repair.  I've spoken with a few people
>> in Europe and they've never seen this problem there.  Its just our
>> crap North American oil....
>> 
>> There are a few online venders that sell a complete repair kit.  I
>> refer to it as a "TDI Tuneup".  lol  I know of one car (2004 PD
>> engine) with almost 600k kms on it.  It's never had the valve cover
>> off and runs like a top.   I've seen others chew up the camshaft in
>> 100k.  Proper oil is the key.
>> 
>> Jason
>> 
>> 
>> On Mon, May 23, 2011 at 10:33 AM, Mark Dearing <VWBrain@aol.com> wrote:
>>> hey guys have a 05 TDI engine that has eatten up one of the lobes on  the
>>> camshaft.   Is this a common problem and what causes just one lobe  to get
>>> eatten up. where is the best place to buy a new one. dealer wants $800  for
>>> it.  I was thinking of installing this in a vannie but am having second
>>> thoughts   later  mark d
>>>