1.8 Vs. 2.0 Revisited AKA why 1.8 instead of a 2.0 head

[Rabbit16v@attbi.com (Rabbit16v)]

Well argue with me about something worth talking about, not some dumb 8v
thang, 16v, man, 16v!!!  :)

Dave
----- Original Message -----
From: "Drew MacPherson" <drew@scirocco.cs.uoguelph.ca>
To: "Rabbit16v" <Rabbit16v@attbi.com>
Cc: "Scirocco List" <scirocco-l@scirocco.org>
Sent: Sunday, January 19, 2003 5:13 AM
Subject: Re: 1.8 Vs. 2.0 Revisited AKA why 1.8 instead of a 2.0 head


>
> My understanding was that in talking about 16V throttle bodies you alluded
> to "earlier 8v TBs that have a little donut in them to add torque."  My
> post was simply to clarify the reason for the presence of the restrictor
> in the earlier 8V throttle bodies, not the 16V throttlebodies.
>
> Drew
>
>
> On Sat, 18 Jan 2003, Rabbit16v wrote:
>
> > Wasn't talking about the 1.6/1.7/1.8 engines, we were talking about 1.8L
and
> > 2.0L 16vs and in specific 2.0L 16v throttle body.  I don't believe they
have
> > an egr so I guess it would be torque or fuel efficiency.
> >
> > Dave
> > ----- Original Message -----
> > From: "Drew MacPherson" <drew@scirocco.cs.uoguelph.ca>
> > To: "T. Reed" <treed2@u.washington.edu>
> > Cc: "Rabbit16v" <Rabbit16v@attbi.com>; "Scirocco List"
> > <scirocco-l@scirocco.org>
> > Sent: Saturday, January 18, 2003 4:07 PM
> > Subject: Re: 1.8 Vs. 2.0 Revisited AKA why 1.8 instead of a 2.0 head
> >
> >
> > >
> > > That "torque-adding-donut" was actually a restrictor installed to
enhance
> > > ported manifold vacuum for EGR valve operation and nothing more -
sorry to
> > > disappoint.  They were on 1.6 and 1.7's with EGR, but I've never seen
one
> > > on a 1.8.
> > >
> > > They can be removed by pulling the vacuum port out the side of the
> > > throttlebody with a pair of pliers - then you can knock out the
restrictor
> > > and plug the hole the vacuum port was in.
> > >
> > > Drew
> > >
> > > On Sat, 18 Jan 2003, T. Reed wrote:
> > >
> > > > [snip]
> > > > > already on.  But, to answer your question, no, the 2.0L TBs are
not
> > the
> > > > > same.  Some have the same parts but there are a few different type
of
> > 2.0L
> > > > > TBs are I don't remember any of them being the same as the 1.8L
TBs.
> > You
> > > > > can make them the same but they don't come that way.  Some
resemble
> > the
> > > > > earlier 8v TBs that have a little donut in them to add torque but
the
> > donut
> > > > > is permanant, some don't have that.  I think the automatics may be
> > different
> > > > > also.  HTH!
> > > >
> > > > Torque-adding donut, eh? Time to run down to Krispy Kreme and pick
one
> > of
> > > > up for the roc..
> > > >
> > > > But seriously, I haven't seen one of these before - are you talking
> > about
> > > > some sort of intake restrictor?
> > > >
> > > > -Toby
> > > >
> > > >
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> > >
> >
> >
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