fuel rail problems

[mrvette]

You must have a corrosion problem,  not unheard of,  it should hold at 90 psi
with no leaks...just crimp the return line and kill the pump when this pressure
is atained with engine off, obviously....as a test sequence.....GENE

Luquette at aol.com wrote:
> 
> My problem with the Bosch system fuel rail (1985 BMW 745i, factory turbo) is
> not the fpr, as itscrews against the fuel rail to help hold it in place.  My
> problem stems from the orings that seal the injectors up in the fuel rail.
> When I run high fuel pressures (2.2 bar) the o-rings leak slightly.  Not
> enough to cause fire hazard, but enough to take into consideration when
> tweaking the fuel system to run extra pressure.  The o-rings have all been
> replaced, and still leak when running hard and pushing the fuel system to its
> upper limits.
> 
> Christopher //M Luquette
> 1985 BMW 745i

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