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Old 10-27-2011, 06:56 AM
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mlukas161 mlukas161 is offline
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Location: WNY
 
Join Date: Oct 2008
Posts: 927
Mein Auto: 03 330i, 04 X3
Quote:
Originally Posted by alandelucia View Post
Update, and something I need to do on my car as well. On step #7, the intake valve (DISA), should be lightly re RTV'ed (silacone) upon reassembly. It doesnt take much, but without resealing, a slight amout of air will pass through it.

I am told that the 2.5i has an o-ring, so this is just for non o-ring style DISA valves.
The 3.0i DISA has the rubber gasket integrated in the housing. No RTV sealant or separate O ring is required.

The 2.5i engine is the one that can benefit from a seperate O-ring or RTV sealant on the DISA.
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