[Es2] MAF - turbo hose for tight clearance RS2 turbo in Coupe Quattro.
benswann at verizon.net
Tue Feb 24 14:07:54 PST 2009
Yes - it appears to be similar to the AAN hose, but I would not know until I got one in
my hands. All these alternatives get rather pricy to source trial and error wise. I'm
probably out over $300 on this hose alone so far trying to find a solution finding
things that don't fit well.
From: Peter Schulz [mailto:pcschulz at comcast.net]
Sent: Tuesday, February 24, 2009 2:53 PM
To: Ben Swann
Subject: Re: [Es2] MAF - turbo hose for tight clearance RS2 turbo in Coupe Quattro.
Late to the discussion, but have you considered an S2 or RS2 intake hose?
At 10:58 AM 2/24/2009 -0500, you wrote:
>I'm still trying to figure what is best way to do this. If you have
>pictures of your implementation of OEM hose and plumbing, I'd
>So far the best hose fit I've found is the 10V 200 hose for K24 turbo -
>has no fittings, but fits good.
>From: Matt twentyV [mailto:matt_20v at yahoo.com]
>Sent: Thursday, February 19, 2009 6:39 PM
>To: quattro at audifans.com; es2 at audifans.com; Ben Swann
>Subject: Re: [Es2] MAF - turbo hose for tight clearance RS2 turbo in
>Ben- first I know I still owe you some pictures I promised to take of
>my setup. Maybe tonight if I can remember!
>One option might be an RS2 intake. Dean Treadway's ES-2 has a crate
>RS-2 motor, and I
>presume that included a stock intake. It fits behind the the vertical
>mount, I've seen it myself. It has the same problem I do with the N75
>mount but again, I've solved that one.
>--- On Thu, 2/19/09, Ben Swann <benswann at verizon.net> wrote:
> > From: Ben Swann <benswann at verizon.net>
> > Subject: Re: [Es2] MAF - turbo hose for tight clearance RS2 turbo
> in Coupe Quattro.
> > To: quattro at audifans.com, es2 at audifans.com
> > Date: Thursday, February 19, 2009, 11:12 AM Followup - still
> > searching, but with more information.
> > As expected, there is a VIN split with two different hoses for the
> > 200 10V with MC engine. I expect versions of the MC-2 using K24
> > with larger diameter can be made to work with a little stretch -
> > RS-2 turbo inlet is slightly bigger, but the hose should work.
> > I'm wondering if anyone knows, can verify, compare hoses or plain
> > out knows. What is the difference between the earlier MAF-turbo "J"
> > hose for the MC vs. the later hose.
> > Part numbers are :
> > Earlier 034 145 747
> > Later 034 145 747D
> > Again, I'm looking for a hose that is shaped like this, and has a 2"
> > diameter on the turbo side. Anyone know what the RS2 part number is?
> > Ben
> > > _____________________________________________
> > > From: Ben Swann [mailto:benswann at verizon.net]
> > > Sent: Thursday, February 19, 2009 10:31 AM
> > > To: quattro at audifans.com; es2 at audifans.com
> > > Cc: 'Ben Swann'
> > > Subject: MAF - turbo hose for tight clearance RS2
> > turbo in Coupe Quattro.
> > >
> > > More ES2 conversion idiotsyncrosies..
> > >
> > > I tried to fit a 3B MAF to turbo hose similar to the
> > AAN hose - either would fit
> > > except for the protrusions for fitting N75/frequency
> > valve and Bypass valve, etc.
> > > This application is for an RS2 turbo with 2"
> > inlet - basically same setup as RS2
> > > engine. The engine is installed in a '90 Coupe
> > Quattro. The core supprt vertical
> > > with hood release mechanism is directly in front of
> > the turbo with only about 2"
> > > clearance. So the fittings protrude and what is
> > needed is a simple J-bend hose,
> > > similar to what is on the earlier 200/5000 TQ's.
> > The stock 200/5000 hose is toos
> > > small of diameter to fit the turbo.
> > >
> > > It is possible that the late 200 10V using k24 turbo
> > might work, as the diameteron
> > > some k24's is larger, but don't have one to
> > try. I think the 1.8T hose is similar
> > > and Neuspeed makes a nice on, but I think that it is
> > too small a diameter as well,
> > > although plenty of these to be found on eBay. Maybe
> > someone has one they can measure
> > > and if 2" diameter it might work.
> > >
> > > Basically I'm looking for a hose that will fit -
> > perhaps there is a 200/5000 style
> > > hose made to fit the 2" inlet of an RS2 turbo.
> > >
> > > Ben
> > _______________________________________________
> > Es2 mailing list
> > Es2 at audifans.com
> > http://www.audifans.com/mailman/listinfo/es2
>Es2 mailing list
>Es2 at audifans.com
Chelmsford Ma, USA
1995.5 S6 Avant Emerald/Ecru
1995.5 S6 Avant Silver/Platinum
1991 90 20v Q Red
1991 CQ silver (eS2 recipient)
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