Date: Tue, 2 Sep 2003 08:43:38 +0800 From: "Callan Bleechmore" <bleecc01nopsamarus.uwa.edu.au> Subject: Re: How much boost?
"Paul Halliday" <pjghnopsamyonder.co.uk> wrote in message news:BB78B728.928E%pjghnopsamyonder.co.uk... > in article biuab2$1k4$1nopsam.uwa.edu.au, Callan Bleechmore at > bleecc01nopsamarusdotuwadotedudotau wrote on 01/09/2003 03:23: > > > Approximately how much boost am I getting in my 1994 9000 CS? > > > > Another question: How long (if at all) do I need to run my engine to allow > > the turbo and other components to cool down? > > IIRC 0.48 bar boost, if it's a 2.0L LPT. > > Turbos take a very long time to cool down :) At least 30 seconds should do > the trick - pull up, put the handbrake on, put the car into park or neutral > (stick shifter), put up the windows, turn off the stereo, put on the > steering lock, etc. That should be about right. > > What you're doing here is allowing the turbo to spin down while oil is still > being pumped by the idling engine. Turbo-chargers can still be spinning at > pretty high speed even when the car is at rest and you can't hear it > whistling. > > Hope that answers, > > Paul > > 1989 900 Turbo S > http://saab.go.dyndns.org/ > Thanks Paul Actually it's the 2.3L low pressure turbo, but i'm guessing it won't be that different. CB