Date: Mon, 29 Jul 2002 17:12:44 -0400
Reply-To: Vanagon man <vgonman@MSN.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Vanagon man <vgonman@MSN.COM>
Subject: Re: Carbs R.I.P.
Content-Type: text/plain; charset="iso-8859-1"
With carbs the secret is all in the tuning, or the jetting.........If dialed
in right they can be darn close to fuel injection.
Adam P
81 Westy "The Brick "
70 Single Cab "Whitey"
74 Beetle "Ol Yeller"
73 Transporter (STILL at paint shop)
1988 Vanagon Wolfsburg
75 Campmobile "for sale'
Used Vanagon Parts for sale (mostly aircooled)
----- Original Message -----
From: "Ari Ollikainen" <Ari@OLTECO.COM>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Monday, July 29, 2002 4:33 PM
Subject: Re: Carbs R.I.P.
> At 3:54 PM -0300 7/29/02, Malcolm Stebbins wrote:
>
> > I had the emissions recorded and posted the results to the list (
> >http://gerry.vanagon.com/cgi-bin/wa.exe?A2=ind0005B&L=vanagon&P=R3097
> >9 ) As I recall it was not so 'dirty'. Also, any emissions study
> >will have to include all of the diagnostics & replacement of EFI
> >stuff (that constitutes about 20% of the discussion on this list).
> >also carbs 'wear' slowly over time and don't 'break' so I hope to get
> >some warning prior to being stranded.
>
> Offhand, I'd say that your idea of "dirty" needs some revision.
>
> Here's a comparison of yours versus mine...at IDLE
>
> Malcom's carburetor California spec '91 Carat
> equipped '91 tested 6/01
> MAX ALLOWED
> HC 228 HC 0023 0120 (ppm)
> CO 2.23 CO 0.03 1.00 (%)
> O2 2.03 O2 0.6 --
> CO2 12.5 CO2 14.3 --
> A/F 14.9 A/F - -
> RPM 914 RPM 890
>
>
> Please NOTE the CALIFORNIA MAX ALLOWED values for HC and CO
> which your carb equipped engine hadily exceeds. The CA average
> test result for the same vehicle year are HC= 0.30 and CO= 0.10
>
>
>
> -----------------------------------------------------------------------
> "Global Crossing and 360networks will battle for global supremacy,
> but in a trillion-dollar market, there will be no loser."
> - George Gilder, Forbes, 2/19/01
> -----------------------------------------------------------------------
> OLTECO Ari Ollikainen, Consultant
> P.O. BOX 20088 Networking Architecture & Technology
> Stanford, CA Ari@OLTECO.com
> 94309-0088 415.517.3519
>
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