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Crankshaft Bolt Size M14 or M16
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gstuart
 


Member Since: 21 Oct 2016
Location: kent
Posts: 13854

United Kingdom 2005 Discovery 3 TDV6 Base 7 Seat Auto Java BlackDiscovery 3

Hi @Fuxi

Are these also any help to u ref data , plus when u click on a set it has more detail at the bottom

5Q6331AB

https://www.autodoc.co.uk/spares-search?keyword=5Q6331AB

5Q6337AA

https://www.autodoc.co.uk/spares-search?keyword=5Q6337AA

5Q6338AB

https://www.autodoc.co.uk/spares-search?keyword=5Q6338AB

8Q6331AA

https://www.autodoc.co.uk/spares-search?keyword=8Q6331AA

Also this web site I’ve found useful for various bits

https://www.kmotorshop.com/en/article-list/search-list/5Q6331AB

Hope all goes well Thumbs Up
   
Post #228460421st Mar 2022 10:25 pm
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Motolab
 


Member Since: 18 Oct 2019
Location: Sleen
Posts: 1820

Netherlands 2006 Discovery 3 TDV6 HSE Auto Zambezi SilverDiscovery 3

Fuxl wrote:


this means 0,007mm more gap with the FAI bearings.


I do not have the workshop manual from LR at hand now, but you need to find out what the min and max dimensions are on the tabs/crankpins

0,007 your way of measurement = 0,014mm “smaller” diameter on the pin
 Best regards
Harold

Always looking for Pre '55's & Pre war British Motorcycles! knowing or having one for sale? PM please. I visit the UK 6 times a year

Ps. I edit my texts quite often, english is not my native language, so I will edit My “typo’s” etc. Wink 
 
Post #228461121st Mar 2022 10:57 pm
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Fuxl
 


Member Since: 29 Jul 2020
Location: Kirchstetten
Posts: 96

Austria 2006 Discovery 3 TDV6 HSE Auto Belize GreenDiscovery 3

I have a first match with my numbers of the bearings! *YEAAAAAAHHHH!!!*

sadly......its a match on alibaba *NOOOOOOOOOOO* Big Cry


https://german.alibaba.com/product-detail/...57623.html

They rever to a 3 liter engine.....

I will try to contact them and get some information's about the dimensions of the bearings.


And I have organized a small camera. I will try to find some numbers on the engine block.



Feels like a Tv-show .............CSI-main bearings Laughing
  
Post #228463722nd Mar 2022 9:09 am
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Motolab
 


Member Since: 18 Oct 2019
Location: Sleen
Posts: 1820

Netherlands 2006 Discovery 3 TDV6 HSE Auto Zambezi SilverDiscovery 3

Imho, forget ali as a reliable data source!

They just copy text, most of the time not knowing where they talking about..

3.0 shell data is like this:

Click image to enlarge



= LR workshop manual D4 3.0 TDV6

But i have no data like that regarding 2.7 TDV6, sorry
 Best regards
Harold

Always looking for Pre '55's & Pre war British Motorcycles! knowing or having one for sale? PM please. I visit the UK 6 times a year

Ps. I edit my texts quite often, english is not my native language, so I will edit My “typo’s” etc. Wink 
 
Post #228463822nd Mar 2022 9:23 am
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PROFSR G
 


Member Since: 06 Mar 2017
Location: Lost
Posts: 4874

Ukraine 2009 Discovery 3 TDV6 Commercial XS Auto Stornoway GreyDiscovery 3

Fuxl wrote:



And I have organized a small camera. I will try to find some numbers on the engine block.



As I mentioned earlier LR state the numbers are stamped into the block behind each cylinder bank (LR manual)

However a trawl has also revealed this, so it may be easier to get to via the R/H/F wheel well. Or from the underside with the belly pan removed!

Click image to enlarge


The flat machined surface you see in the exploded image above is directly behind the R/H engine mount! I have never had the need to look for it but the number should be visible just behind the starter if the above is correct. Thumbs Up
 yµ (idµ - eAµ) ψ=mψ

 
 
Post #228464222nd Mar 2022 10:08 am
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Fuxl
 


Member Since: 29 Jul 2020
Location: Kirchstetten
Posts: 96

Austria 2006 Discovery 3 TDV6 HSE Auto Belize GreenDiscovery 3

OK....I found some numbers.

they are really hard to find.

The number on the intake manifold:
Click image to enlarge



01549/2276DT

on the indicated flat surface:

Click image to enlarge


250617542

a little bit above and on the left of this area

Click image to enlarge


B14070261


but how to connect these numbers to my car?
The plate on the intake manifold indicates the 276DT engine.....but I guess this plate would have moved to this engine to
  
Post #228468622nd Mar 2022 3:52 pm
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PROFSR G
 


Member Since: 06 Mar 2017
Location: Lost
Posts: 4874

Ukraine 2009 Discovery 3 TDV6 Commercial XS Auto Stornoway GreyDiscovery 3

What is on your vehicle registration documents?
 yµ (idµ - eAµ) ψ=mψ

 
 
Post #228468922nd Mar 2022 4:05 pm
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Fuxl
 


Member Since: 29 Jul 2020
Location: Kirchstetten
Posts: 96

Austria 2006 Discovery 3 TDV6 HSE Auto Belize GreenDiscovery 3

only :
276DT

nothing more Shocked

I found that the number should look like this: (just a picture from the net)
[img]https://www.4x4community.co.za/forum/attachment.php?attachmentid=491604&d=1528815627[/img]

it seems that the number got not punged into the block
  
Post #228469122nd Mar 2022 4:15 pm
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PROFSR G
 


Member Since: 06 Mar 2017
Location: Lost
Posts: 4874

Ukraine 2009 Discovery 3 TDV6 Commercial XS Auto Stornoway GreyDiscovery 3

That's a 3.0 D4 but it looks like the data is missing from your engine block. Can you get the camera down past the crossover pipe at the back of the engine to see what's there?
 yµ (idµ - eAµ) ψ=mψ

 
 
Post #228469222nd Mar 2022 4:24 pm
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Fuxl
 


Member Since: 29 Jul 2020
Location: Kirchstetten
Posts: 96

Austria 2006 Discovery 3 TDV6 HSE Auto Belize GreenDiscovery 3

Couldn't see anything back there. but its pretty cramped, maybe I missed something. do you have a more detailed position where I should look?

what things did change on the newer blocks?
-the bearing bore diameter from 74,98mm to 75,030mm?
-anything else I could check?


The new FAI bearings are thinner than the old, so I will not use them.....

The King bearings seems to match the wallthickness better, but they are for the bigger bore of 75,03mm.
If I use them in an engine with only 74,98mm bore I would have around 0,18mm more "crush/tension" to them.
  
Post #228470122nd Mar 2022 5:29 pm
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Fuxl
 


Member Since: 29 Jul 2020
Location: Kirchstetten
Posts: 96

Austria 2006 Discovery 3 TDV6 HSE Auto Belize GreenDiscovery 3

I removed the new oilpump to see at the front bearing.

I dont have the equippment to measure the diameter accuratly.

But I think I already found what I was searching for.

I already installed the FAI bearings to the engine before I found out about the different crankshaft.
As I said above, there are bearing for 74,98mm bore (FAI) and 75,03mm (KING)
When you calculate the arc length of a half circle you will find a difference of around 0,1mm

When you look at my front bearing you will see that the parting line of the bearing doesn't fit to to the parting line of the block.

So I would say that the FAI bearing ist to small, and the block has the big bore for the 75,03mm bearings.


any objections?
  
Post #228471522nd Mar 2022 6:55 pm
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PROFSR G
 


Member Since: 06 Mar 2017
Location: Lost
Posts: 4874

Ukraine 2009 Discovery 3 TDV6 Commercial XS Auto Stornoway GreyDiscovery 3

Fuxl wrote:
Couldn't see anything back there. but its pretty cramped, maybe I missed something. do you have a more detailed position where I should look?



Click image to enlarge
 yµ (idµ - eAµ) ψ=mψ

 
 
Post #228473622nd Mar 2022 8:07 pm
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Fuxl
 


Member Since: 29 Jul 2020
Location: Kirchstetten
Posts: 96

Austria 2006 Discovery 3 TDV6 HSE Auto Belize GreenDiscovery 3

Hi

short update.

I changed the bearings to the King Bearings....it seems they fit better. I'm still at the reassembling, I guess I can do a first startup by tomorrow.

What I found during the disassembling Is a code on the Front of the crankshaft. It looks like a manufacturing date and time:

Click image to enlarge


7011 010714 0248 ............. 010714 03:30

Is this possible?

I'm sure I saw something about a "size-code" printed on the crank somewhere here on the forum, but couldn't find it. But as far as I remember the size code is on the back of the crank and not on the front.

best regards
  
Post #228573930th Mar 2022 8:13 am
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PROFSR G
 


Member Since: 06 Mar 2017
Location: Lost
Posts: 4874

Ukraine 2009 Discovery 3 TDV6 Commercial XS Auto Stornoway GreyDiscovery 3

It would appear as I said earlier that it's either a later engine (short block) or it's had a new crank at some point, again the later 09> with the M16 pulley bolt.

Does the crank have Land Rover stamped/engraved/forged into it or a QR code?

There are some crank ID images posted in various threads throughout the forum, but it might not be easy to find exactly what you're looking for. There are some marking images in this thread about half way down the page.

https://www.disco3.co.uk/forum/topic194029.html
 yµ (idµ - eAµ) ψ=mψ

 
 
Post #228576830th Mar 2022 12:21 pm
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Motolab
 


Member Since: 18 Oct 2019
Location: Sleen
Posts: 1820

Netherlands 2006 Discovery 3 TDV6 HSE Auto Zambezi SilverDiscovery 3

well date and time stamps are quite obvious..


Click image to enlarge



since both dates/time stamps have different characters is looks like 2 different production stages?
 Best regards
Harold

Always looking for Pre '55's & Pre war British Motorcycles! knowing or having one for sale? PM please. I visit the UK 6 times a year

Ps. I edit my texts quite often, english is not my native language, so I will edit My “typo’s” etc. Wink 
 
Post #228580130th Mar 2022 3:57 pm
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