The long road - E34 M5 S38b36 a resurrection story

Peter@AEW

BMWFanatics Advertiser
Official Advertiser
Fordkoppie said:
Will the engineering shop cut the 30/45/60deg angles on the valves and seats again as in the originals. Because I see the current valves doesn't have it. Lots of potential power loss in the absence of those angles.
Yes

The engineering shop the head is currently at does not undertake budget builds unlike the one to which the head was previously taken to.
 

Andy1GP

///Member
So the valves arrived today.

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I also collected the S50b32 tensioner from BMW and will post pics of it next to the S38 tensioner.
 

AWEA Pa

New member
a1exander said:
Fordkoppie said:
Will the engineering shop cut the 30/45/60deg angles on the valves and seats again as in the originals. Because I see the current valves doesn't have it. Lots of potential power loss in the absence of those angles.
Yes

The engineering shop the head is currently at does not undertake budget builds unlike the one to which the head was previously taken to.
"Quality is never by accident!"


Nice work gentlemen!
 

Andy1GP

///Member
Andy1GP said:
So I started cleaning the block today in preparation for re assembly.

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And the comparison between the stock s38 chain tensioner and the replacement (upgrade) s50b32 tensioner

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Andy1GP

///Member
I moved the post to here Peter, Thanks for the update! Hoping the head gasket set arrives this week sometime then starts the fun part.
 

Andy1GP

///Member
My Precious!!

Im short a couple of things before the assembly can start. Im waiting on the head gasket set and then head bolts and some other bits and bobs. Slowly getting there :)

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Andy1GP

///Member
The head is now at home awaiting installation. The head gasket is in its way up from cape town and once I have the head bolts the re assembly will commence...

This is both very exciting and very frightening at the same time.

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Daaf Vader

New member
Awesome Andy, good luck!
Let me know if I can drop in later, I will not be of the best help but I can at least read the number on the spanner and pass it on...
 

Andy1GP

///Member
Ive been flying over the weekend. Ordered the head bolts from BMW and they only arriving tomorrow anyways so I shall start soon :)

I need to clear my plate a bit first though. Have too many other projects holding me up. Im expecting the M5 to be on the road around about my birthday. That being the 1st of feb.
 
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