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      03-21-2020, 09:55 PM   #11
PhaceN52
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Drives: '06 E90 N52B30 US spec
Join Date: Mar 2016
Location: Italy, Dolomites

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Quote:
Originally Posted by c0smicking94 View Post
It's not the non return valve. It's just to the right of that towards the front. It's about an inch to inch and a quarter size threaded hex bolt. Nothing goes on the end of the bolt though I know that much just from looking at diagrams.
It's the chain tensioner 100% sure, I've changed it about 1 year ago..
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