[urq] exhaust bolts/nuts
Martin at quattro.ca
Thu Nov 10 12:18:44 EST 2005
I get exact same thing on my car in the rain.
I do have new dounuts in my system.. however I do not think mine is adjusted properly.. I will have to loosen and reposition to account for the reaction during heavy rain.
One of my 4kq used to do that as well..
1982 Audi Ur-quattro (50,000 mi) new project
1985 Audi Ur-quattro (203,000 km) Euro spec. import mit 3B ;o)
1987 Audi 4000s quattro (195,000 km) winter car
---------- Original Message ----------------------------------
From: "Renneisen, Eric 475" <Eric.Renneisen at CIGNA.com>
Date: Thu, 10 Nov 2005 11:55:35 -0500
>Brandon Rogers wrote:
>> The exhaust bolts/nuts on DP>cat and cat>center pipe seem
>> to loosen up once it all warms up - ends up rattling at high
>> rpm (most notably on shifts).
>I have problem in the same area. I have the factory test pipe instead
>of a cat. Everything's fine unless I drive through heavy rain. I
>suspect that the RF tire is throwing rainwater onto the exhaust and
>causing it to shift around due to uneven heating/cooling. It opens up
>one of the connections to the test pipe, causing a loud exhaust leak.
>It goes away as soon as I slow down, or if the rain lightens up. I've
>already tightened the bolts as far as I dare. My next thought is to
>replace the donut gaskets, but I'm not confident that'll do it.
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