996 Turbo / GT2 Turbo discussion on previous model 2000-2005 Porsche 911 Twin Turbo and 911 GT2.

Anyone know actual fuel pressure for 5bar FPR?

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Old Sep 25, 2012 | 07:51 PM
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Anyone know actual fuel pressure for 5bar FPR?

So I have blown three hoses internal to the fuel pump. I have a 5bar FPR installed. Does anyone know (or have thoughts) how much pressure a 5 bar FPR should allow? Is the 5 bar maximum/average or what?

TIA!
 
Old Sep 25, 2012 | 08:14 PM
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which one you have? a 5bar or a crushed to a 5bar?
 
Old Sep 26, 2012 | 06:42 AM
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It is a "real" bosch 5 bar FPR...
 
Old Sep 26, 2012 | 10:02 PM
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It does pull down with vacuum but not sure if it is a 1-1 rising rate.
 
Old Sep 26, 2012 | 10:08 PM
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Old Sep 27, 2012 | 07:12 AM
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Thanks Tim
 
Old Sep 27, 2012 | 07:27 AM
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a 5bar fuel pressure regulator has 5bar pressure without boost or vacuum....

if you add 1,3bar boost you be around 6,3bar if you are at idle you be around 4,2bar....
 

Last edited by winnigt2; Sep 27, 2012 at 08:12 AM.
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