David,
It gets worse as one goes up the mountian but it
is still better than what it would be without the
turbo.
Steve
--- David Marshall <vanagon@VOLKSWAGEN.ORG>
wrote:
> How does a turbo work then?  I assume that 10
> PSI boost means that the
> manifold pressure is 10 PSI greater than the
> atmosphere pressure.  So
> wouldn't that mean that you are still making
> less power at altitude than at
> sea level?  Perhaps I am totally wrong here -
> heck this is why I am asking
> the question! :-)
>
> David Marshall
>
> Fast Forward Automotive Inc.
> 4356 Quesnel-Hixon Road
> Quesnel BC Canada  V2J 6Z3
>
> http://www.fastforward.ca
> mailto:sales@fastforward.ca
> Phone: (250) 992 7775        FAX: (250) 992
> 1160
>
> - Vanagon Accessories and Engine Conversions
> - Vanagon, Transporter and Iltis Sales and
> Importation
> - European Lighting for most Volkswagen models
>
>
> Due to the large volume of email  we  receive,
> PLEASE  include  previous
> emails when responding.  This will allow us to
> read the complete dialogue
> in one message and will result in quicker and
> more  accurate  responses.
>
>
> -----Original Message-----
> From: Vanagon Mailing List
> [mailto:vanagon@gerry.vanagon.com]On Behalf
> Of Dennis Haynes
> Sent: June 6, 2003 6:18 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Re: Degrading Comments
>
>
> A naturally aspirated engine will lose 3% for
> 1,000 feet of altitude.
> This goes for gasoline or Diesel. The major
> factor is decrease
> atmospheric pressure which will result in
> decreased cylinder charge.
> This why lower octane fuels such as 83 or 85
> are used in high altitude
> areas.
>
> Dennis
>
>
>
> -----Original Message-----
> From: Vanagon Mailing List
> [mailto:vanagon@GERRY.VANAGON.COM] On Behalf
> Of Pensioner
> Sent: Friday, June 06, 2003 8:13 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Degrading Comments
>
> Engine performance degradation as function of
> altitude?  Data, numbers,
> curves, experiences?  NB it has been pointed
> out that the air resistance
> actually decreases at altitude.  I'm looking
> for engine performance
> numbers
> independent of van configuration.
>
> p

=====
Steve
croatoa@yahoo.com

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