Date: Fri, 17 Jan 2003 23:24:29 +0100 From: Frode <fh.no_spam_pleasenopsammica.no> Subject: Re: 9-5 Aero Raves & Rants (mostly rants)
Goran Larsson wrote: > In article <Xns9303A71BCA9B4fritzfriicomnopsam17.128.40>, > Gary Fritz <fritzxxxnopsamrii.com> wrote: > > >> G–ran, would you expect the long delay to boost, > > > No. None of the 9-5 Aero/non-Aero I have driven has had this behaviour > unless the RPM was significantly below 2000 rpm. On the other hand, I > have never driven them at an altitude of 5000 feet. Logically it has > to take longer for the turbo to build up the required pressure if the > air pressure is as low as it is at 5000 feet. > > >>and the instant >>fallback to "zero" on the turbo gauge? > > > Yes. The gauge shows air mass that enters the cylinders, so if the > throttle closes the air no longer enters the cylinders and the air > mass instantly falls. The gauges in older Saabs shows turbo pressure > (on the input side of the throttle) and would show a "slowly" falling > turbo pressure when the throttle closes. > > >>Heh. I'm not *in* the mountains. In this part of the world, 5000' is the >>BOTTOM of the mountains. > > > The highest location in Sweden is at 2117 meters (6945 feet) and you > can not get close to that location using ANY car. I doubt we have any > road suitable for a 9-5 Aero at 5000 feet. > Don't know much about the Aero, but I recall my 99T was unpleasantly slow in building up the pressure when running uphill at 4000' in Telemark. And I am used to a bit lag!. Plenty of power though, could be that the turbo unit is a compromise that is less suitable at altitudes.
 |
 |
 |
 |
 |
