[s-cars] Hole in Cross-over Tube

[Noah]

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- Noah
----- Original Message ----- 
From: "Sean Douglas" <quattro20v at telus.net>
To: <s-car-list at audifans.com>
Sent: Saturday, June 19, 2004 10:57 PM
Subject: [s-cars] Hole in Cross-over Tube


> Today, under full boost, I heard a loud whoosh/whistle and loss of power
> - sounds like one of the boost hoses let go. Funny thing was that the
> PSI didn't drop by much, maybe 5 PSI.
>
> Headed straight home and put it on jackstands. Removed upper IC>TB hose
> - good. Pulled michelin man - good. Inspected the x-over tube and lo and
> behold, I found a small 1 cm dia hole in the x-over tube on the upper
> side near the michelin man (my 1997 has the plastic tube rather than S4s
> which got a metal one). Turns out the mounting tab had broken off and
> the plastic tube was rubbing against the mounting stud wearing through
> the tube. As a temporary fix, I wrapped it with duct tape and re-mounted
> the x-over tube so its not contacting anything. Also, the m-man hose was
> rubbing against a rubber line (hydraulic, I think) and had started to
> wear this through too. The hydraulic line was rubbing so much that the
> metal braiding is starting to show!. A quick test drive showed that the
> duct tape is holding, I guess it will have to do until I can find a
> replacement. I priced a new x-over at the dealer and it retails for
> $268, ouch! (that's Canadian dollars, BTW).
>
> Anyone have a good (cheap) source for a new x-over tube? Are the metal
> ones from the S4s still available? I seem to recall someone selling a
> fabricated metal x-over tube, either on this list or ebay a little while
> ago. Anyone remember?
>
> Thanks,
>
> Sean
>
> Sean Douglas
> 1997 Audi S6//RS2-spec
> 1990 Audi 90 quattro 20v
>
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