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----- Original Message ----- From: "Ben Doughney" <ben_d@clear.net.nz> > Mine are the earlier ones with the springs on them, I think the later ones > turn about 2 turns to an earlier screws' 1 turn, so this could account for > the difference there. Yes but 5 turns out still seems a bit too much doesn't it? > That's US, (I think). I calculated that working off the fact that the tank > is quoted as 45 gallons or whatever it is. Its 40 litres isn't it? thats about 10 gallons US > > I have the carbs as perfectly synced as I can get them using a very accurate > > manometer between the intake manifolds on the balance pipe mounting tubes. I > > double checked with a synchrotester and they tallied. > > It seems like you have covered most if not all of the parts that could be > causing the problem. What about your fuel pump? Have you checked the > pressure of that to see that it is not too high? Well I haven't checked the pressure but it is a NOS one and I've actually had 3 different ones on there in the last year and a half and none made any significant difference. Its a mystery! Mark ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ List info at http://www.vwtype3.org/list | mailto:gregm@vwtype3.org