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      09-24-2014, 02:37 PM   #104
TwinTurboed
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Drives: 135i
Join Date: Dec 2012
Location: Somewhere

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Quote:
Originally Posted by CAVU View Post
That must be it. Don't know why I didn't think of it. Are all 4 bolts the same part number?

Thanks for posting this!
No problem! Yes, they are all same PNs.

Quote:
Originally Posted by Freon View Post
Where are you seeing it is a "stretch" bolt? I would not think aluminum has the right properties for that. I'm betting you'll rip the threads right off an aluminum bolt before you actually get a real "stretch" tension. I cannot find any information on such a thing as an aluminum "stretch" bolt in any application.

Not saying "don't bother replacing" just challenging the "stretch" part.
The stretch was just an assumption, but I could be wrong. I had to re-torque the old bolts constantly. I don't have that issue with the new ones.

Quote:
Originally Posted by Rukuss View Post
We're do we order these bolts, I have inserts on the way, I want install all at once, thanks.
I got it from my local dealership parts store for $30. But you can get it from getbmwparts.com or here :

http://www.bavauto.com/shop.asp?HC1=...HCM=135i Coupe

Quote:
Originally Posted by 3002 tii View Post
Anyone known the proper torque specs for these bolts?
74 ft/lbs or 100 Nm

Quote:
Originally Posted by DietTab View Post
lol @ whoever said the bolts are aluminium. AL and steel don't play well together when you thread one into the other. The bolts are high carbon steel (read: stiff and light)
And I stand corrected, aluminum was just an assumption.
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