[urq] reardiff / fuel line

Andrée-Anne Bourgeois laraa at sympatico.ca
Fri Jan 7 09:50:12 PST 2011


As I can see on the ETKA page (Coupe Quattro type 89), both silent blocks
are bolted from below, and either the aluminum bracket (top) or the big
washer (bellow) acts as a stop if the rubber part fail.

Louis-Alain



-----Message d'origine-----

Today I found that my left rear diff silent block 
was compleately desintegrated . 
This caused the bolt to occasionally hit the flexible fuel return 
 line . The line broke , and half a tank of fuel went on the street . 
That's how I found out something was wrong . 
Fuel meter went faster then the tach :) 

This is kinda disturbing cause I replaced both silent blocs four years ago 
when I did the six speed conversion . 

So , just a few things I'de like to see confirmed , to make sure I didn't do
anything wrong . 

The silent block hangs on the subframe . Meaning if both bolts would break 
the silent block would just fall off . It doen't rest ON the subframe ,
right ? 

Looking from top to bottom there's the central bolt first follewed by a
washer , next is the silent block itself , then 
comes the a large saucer shaped spacer or washer or whatever  it's called ,
then it's the aluminium carrier from the diff , and finally 
an M10 washer and locknut . 

Does that sound about right ? 

I should add that I have a later coupe rear diff installed so there's no
spacer or bus like in the eraly cast rear diffs 

Pat 




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