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On 3 Dec 2003 at 1:41, David V.N. wrote: > From: "Jim Adney" <jadney@vwtype3.org> > > So if you want to go from 1600 to 2100 cc then you should increase the > fuel pressure from 30 to 39.4 psi. > > Is this possible with the stock pump? I'm pretty sure the stock pump will do this. I think the limiting factor is more likely to be the pressure regulator, but I think it will adjust to over 40. > > If you could find injectors that metered more fuel by exactly the ratio of > > 525/400 (2100/1600) then this would also work, but it's a lot simpler to > just > > dial up the pressure to 39.4 psi. This is exactly equivalent, and it has > the > > advantage that you can dial it in to whatever you want. > > Am I correct in assuming you're referring to Lbs/Hr ? yes -- Jim Adney jadney@vwtype3.org Madison, WI 53711-3054 USA ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ List info at http://www.vwtype3.org/list | mailto:gregm@vwtype3.org