Re: UrQ Intake Manifold Question

[quk@isham-research.demon.co.uk (Phil Payne)]

In message <37685F71.27B1@concentric.net> William Elliott writes:

> Front and center of the intake manifold (just above where the intake
> hose attaches) is a raised flange with a threaded hole in it, causing a
> significant vacuum leak. While I've never noticed this hole before, I
> assume I'm missing something. ;-)

Yeah, you're missing the idel adjustment screw.

> What specifically goes here?  If it's just a bolt plugging a test port,
> anybody know the size and pitch?  Nothing I have here at home seems to
> match.  (It appears to be 6mm, but neither fine nor coarse bolts seemed
> to fit.)

It's the ur-quattro's second worst documented part - the worst being the
radiator bleed screw.  For a WX, it's 035 133 432 - for the other 10Vs it
seems to be 035 133 144A.

--
 Phil Payne
 UK Audi quattro Owners Club
 Phone: 0385 302803   Fax: 0870 0883933