[Es2] [urq] Fuel Fitting enigma

Patrick Carlier p.carlier at pandora.be
Thu Apr 2 08:18:20 PDT 2009

To make a long story short .
I ended up machining a part in stainless to make this connection .
And I'm in europe , where metric parts are far more common then
in the US .

----- Original Message ----- 
From: "Ben Swann" <benswann at verizon.net>
To: <quattro at audifans.com>; <es2 at audifans.com>
Cc: <urq at audifans.com>; "'200q20V mailing list'" <200q20v at audifans.com>
Sent: Thursday, April 02, 2009 5:13 PM
Subject: [urq] Fuel Fitting enigma

> I have searched now for days for what should be a trivial part.  I am 
> trying to mate
> fuel rail from 200Q20V to Coupe Q with formerly 7A engine.  Most of the 
> other Audis all
> have two fuel connections to and from the tank that are 14mm X 1.5 
> "inverted" flare or
> ball flare.  In this case however, one line is 16mm x 1.5 same type of 
> fitting.  It is
> the type shown  here: http://web.mit.edu/kcedrone/www/mefi/plumbing_ID.pdf 
> but the NUT
> is  M16x1.5 thread instead of 14mm.
> I was hoping to find a single fitting to minimize connections - a fitting 
> that would
> adapt the 16mm fitting to the 14mm line to the fuel rail.  The fitting 
> would have a 16mm
> X1.5 inverted flare (female) on one side and a 14mm x 1.5 male flare  on 
> the other.
> The closest solution I have found so far is a 16mm Female metric with 
> O-ring to -6 AN.
> I'd then have to convert back to 14mm flare using no less than 3 fittings 
> in-between or
> having to make up a custom line.  None of this will be as slick or safe as 
> the nice
> braided SS factory lines with single adaptor in between.
> I looked at many of the good sources that were provided and really not 
> finding an
> obvious solution.  There is probably a shop that handles esoteric Bosch 
> fittings like
> what I'm looking for.  I must have 100's of different adaptors in my bins 
> and even one
> that is close - only it is 14mm female, not 16mm.  Some other adaptors I 
> have are
> flat-faced or tube, so don't think this is ideal for a positive seal.
> Without going into further details, I'm hoping someone has an ideal 
> fitting I'm looking
> for or knows where to get one.
> Help!
> Ben


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