[Vwdiesel] Silly question

[the libbybapa]

...and the thickest available head gasket will do precious little to adjust
the compression.  It will not work without swapping the pistons.

On Tue, Sep 27, 2016 at 2:51 PM, the libbybapa <libbybapa at gmail.com> wrote:

> You can certainly bolt up a Mk3 TDI (1Z, AHU, AFN) head to an AAZ block.
> The blocks are the same except the AAZ block is missing the hole for the
> crank position sensor.  The cranks are the same except for the trigger
> wheel for the crank position sensor.  Rods are the same except the AAZ rods
> have counterweights on them.  The pistons are very different.  The TDI
> pistons have the combustion chamber in them and the head is flat.  Because
> of that, if you bolt a TDI head onto an AAZ shortblock, you will not have
> any combustion chamber volume and the compression ratio will be a
> gazillion:1.  If you install 1Z, AHU, AFN, or ALH pistons, along with the
> TDI injectors, valve cover, etc... you can run it as an mTDI which does not
> require the crank position sensor.  Several people have done exactly that.
> If going that route, it would be a good idea to swap on the TDI pump
> bracket as it has an extra idler roller which gives a bit more wrap on the
> injection pump sprocket.
>
> On Tue, Sep 27, 2016 at 1:23 PM, Ralph Meyermann <ralphmeyermann at gmail.com
> > wrote:
>
>> Yea, I was thinking 1z ahu head due to the block, I seen a tdi head that
>> looks the same other than a couple ports were changed and location.
>> Figured
>> a 3 notch gasket to help reduce any needed compression
>>
>> On Sep 27, 2016 3:14 PM, "Bryan Belman" <dieselwesty at yahoo.com> wrote:
>>
>> > I don't that that is possible, maybe an early TDI head, 1Z or something
>> > before they changed the block design and engine support mounting system.
>> >
>> > Bryan Belman, Pt. Pleasant, NJ
>> > 04 Jetta Wagon TDI PD BEW, 100hp, 5sp -- running :<)
>> > 04 Golf TDI PD BEW, 100hp, 5sp Tiptronic Auto -- running  :<)
>> > 82 Diesel Westy 1.9TD AAZ (almost running) :<{
>> > 70 Type 1 Beetle -- Running :-)
>> >
>> >
>> > ------------------------------
>> > *From:* Ralph Meyermann <ralphmeyermann at gmail.com>
>> > *To:* VW Diesel Group <vwdiesel at vwfans.com>
>> > *Sent:* Tuesday, September 27, 2016 1:12 PM
>> > *Subject:* [Vwdiesel] Silly question
>> >
>> > I have a silly question, has anyone successfully put a tdi head onto an
>> AAZ
>> > td?
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>> >
>> >
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