[Vwdiesel] Head gasket problems

[Stephen Kraus]

Chase the threads and put some rust inhibitor on the thread chaser.

Thread pitch is 1.5mm, same as the 11mm.

I'd recommend getting the ARP studs for the 1.8l engine, they will work on
your engine and will save you some grief down the road

On Sun, Nov 20, 2011 at 10:47 AM, Craig O. <cosborn at epix.net> wrote:

> I made a mistake in my original message, I asked what is the pitch on the
> 12mm head bolts and I meant to say 11mm head bolts.
>
>
>
> On 11/20/2011 12:39 PM, Craig O. wrote:
>
>> Questions to all experienced VW mechanics out there ---
>>  I just removed the head off of my 81 PU because of a blown head gasket
>> and I had some difficulty with a few things.
>> I broke off a bolt in the left side upper radiator hose housing, and in
>> addition while I was removing the thermostat housing (in order to drain the
>> coolant) I also broke off a bolt.  In both cases there is enough of the
>> bolt remaining to possibly get a hold with vice grips.  Is there a tip to
>> loosening it prior to trying to turn with vice grips (IE - heating etc)?
>>
>> AND -- many of the head bolt holes are filled with rust and oil sludge.
>>  Should I use a thread chaser to clean out the holes?  If so, what is the
>> thread pitch on the 12mm head bolts?
>>
>> Final question - should I remove the carbon deposits from the pistons, or
>> just leave well enough alone?
>>
>> Craig
>>
>
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