Poor running 90Q

[Kneale Brownson]

And don't just look at it.  Feel the underside.  This hose frequently will
deteriorate from the inside out on the bottom, where oil apparently
collects and heat adds to the failure.  I had one that looked almost new
and had a long crack in the bottom.

At 10:55 PM 8/18/2004 -0700, Bill Price wrote:
>Dave,
>
>For the low idle problem, make sure the 5"-long molded rubber, 4-outlet 
>vacuum hose coming off the middle of the intake manifold is not cracked or 
>collapsing.  I had to replace mine tonight with one off my #2 Quattro and 
>remembered that I had inserted a coil spring inside to keep it from 
>collapsing as it aged.