[928uk] High Mileage Nervousness - Cam Chains

[Geoff Symonds via 928uk]

In deep with the Trevor😄 I feel an evening at the Ace and a curry are due?

Sent from my iPhone

> On 17 Oct 2015, at 19:02, Paul <ukkid35 at gmail.com> wrote:
> 
> Geoff you are always a saviour, but I'm far too lazy to pull the covers at this point. I certainly can't hear any rattles, but as I mentioned originally the indisputable symptoms that Jon mentioned are broken cam teeth in the oil. Thankfully todays oil change was was totally devoid of spare teeth, so at least nothing untoward has happened yet.
> 
> Paul
> 87 S4 Manual 229k
> 
>> On 17 October 2015 at 18:35, Geoff Symonds <geoffsymonds at live.com> wrote:
>> Painting manifold and covers army nessesarily a pro job.... It's all in the preperation;) Paul... If you desperate I have a set of chains and guide pads ( top and bottom) that you can have until you replace them from Roger!
>> 
>> Sent from my iPhone
>> 
>>> On 17 Oct 2015, at 18:18, Vince Dallimore via 928uk <928uk at lists.928.org.uk> wrote:
>>> 
>>> Painting the manifold and cam covers is a specialist process, not DIY. 
>>>  
>>> Regards, 
>>> 
>>> Vince Dallimore 
>>> 
>>> TIPEC Regional Organiser; North London, Herts & South Essex
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>>>> On 17 Oct 2015, at 15:37, Paul via 928uk <928uk at lists.928.org.uk> wrote:
>>>> 
>>>> Thanks Marton, but that's not quite as reassuring as it might be as my car now has nearly 400k km on the clock.
>>>> 
>>>> Thanks also to Roger, I hadn't considered that there would be significant difference in the quality of the chains available. I did replace the nylon pads, but that was 60k miles ago, so they may be worn again by now.
>>>> 
>>>> As for getting the cam covers painted, Paul has a very good point, but I have recently aquired a mild addiction to powder coating due to the work on my other car.
>>>> 
>>>> Paul
>>>> 87 S4 Manual
>>>> 
>>>> 
>>>> 
>>>> 
>>>> 
>>>>> On 16 October 2015 at 19:26, marton hasenberg via 928uk <928uk at lists.928.org.uk> wrote:
>>>>> I would expect (same as for those motors that use cam chains instead of cam belts) that you would get some noise from the chains before they get to a really bad state?
>>>>> 
>>>>> They claimed with my 5.0 Mustang that the cam chains would last at least 400K Km and you would hear a lot of noise before they gave way.  Those chains would likely have more stress than the 928's?
>>>>> 
>>>>> Mit freundlichen Grüssen/ with best wishes
>>>>> 
>>>>> Marton Hasenberg
>>>>> Rheinstrasse 2
>>>>> 8193 Eglisau
>>>>> Switzerland
>>>>> 
>>>>> 076 514 84 08
>>>>>> On 16/10/2015 19:44, Paul via 928uk wrote:
>>>>>> The only thing that currently makes me slightly nervous about my engine is that I'm on the original cam chains.
>>>>>> 
>>>>>> Some time ago I do remember Jon (now resident in Oz) posting about aged and stretched chains ripping teeth off of camshafts - not pleasant!
>>>>>> 
>>>>>> Has anyone had any experience or insight on this issue?
>>>>>> 
>>>>>> Paul
>>>>>> 87 S4 Manual - 230k miles
>>>>>> 
>>>>>> 
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