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--- Jim Adney <jadney@vwtype3.org> wrote: > On 4 Oct 2001, at 9:52, phil cain wrote: > > > Very easy for this to happen, the fuel pump has > too > > much pressure and will over power the needle valve > in > > the carb's and fill up the crankcase with fuel, > lost a > > bus engine that way. On a trip lost fuel pump , > > replaced with one with too much pressure, told > parts > > man it was too high pressure , he said it wouldn't > > hurt anything , he wouldn't pay for the engine, > said I > > should have known better. > > If you calculate what the force is on the area of > the float valve, I > think you get an incredibly small number, so I've > always wondered > why this should matter at all. While it certainly > will make the float > ride higher in the bowl, I have a hard time > believing that it should be > measurable. > > Can anyone shed any light on this? > This is Phil, the only thing I know is that when the engine is running the high fuel pressure will over power the needle valve(after it's off the seat) fill the bowl and dump a steady stream of gas in the carb, the car will continue to run and fill the oil with gas through the rings. I don't have a engeneering degree, so it can happen to me, and I can't figure out how, only that it does happen. I have seen this problem about six times and to fix it , it took a low pressure pump, that fixed the problem every time. Good luck with it. Phil > - > Jim Adney > jadney@vwtype3.org > Madison, WI 53711-3054 > USA > > ------------------------------------------------------------------- > Search old messages on the Web! Visit > http://www.vwtype3.org/list/ > __________________________________________________ Do You Yahoo!? NEW from Yahoo! GeoCities - quick and easy web site hosting, just $8.95/month. http://geocities.yahoo.com/ps/info1