Date: Sun, 21 Aug 2005 13:06:29 +0100
From: miniman <edamman2000nospamail>
Subject: Re: K-Jetronic


On 2005-08-21 10:27:20 +0100, Paul Halliday <pjghnospamyonder.co.uk> said: > in article 2005082022223116807%edamman2000nospamail, miniman at > edamman2000nospamail wrote on 20/08/2005 22:22: > >> Hello Saab owners! > > Hi Mini friend! > >> Has anyone got any details of what pressures the early saab turbos run >> at and what the fuel system pressure and control pressures are set >> to?(K-Jetronic) > > Line pressure is just short of 5 bars on normally aspirated cars and > somewhere around 5.5 bars for turbocharged cars. This is on a 1985cc car. > >> I have just fitted a supercharger to my Mini running K-Jet and just >> want to see what the 'other side' uses as reference pressures! :-) > > You'll probably want to err on the higher side. The pressure can be setup > using shims which are placed in the fuel distributor behind the plunger > spring. IIRC, 1mm equates to 5 PSI. > > I've always found this resource to be a great help: > <http://www.auto-solve.com/mech_inj.htm> > > Paul > > Vart tog v”gen v”gen? > SAAB : Nothing on earth comes close Thanks guys! my supercharger is putting out 10psi so I think shimming up the system pressure valve is a good start as it is about 75psi at the moment, although I think that water injection may well be the way to go as it doesn't start knocking till about 7psi! have any of you guys run a pressure switch on the cold start injector so that it comes on at around 5psi? I would be well interested to hear the results! miniman >

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