do any of you fi guys ever see fuel pressure over 70 psi?

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Old Aug 27, 2002 | 05:25 PM
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Default do any of you fi guys ever see fuel pressure over 70 psi?

just curious.if any i s higher than this or not.what size injectors anf uel pump would be cool too.
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Old Aug 27, 2002 | 05:33 PM
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Default Re: do any of you fi guys ever see fuel pressure over 70 psi? (civbeater90)

probably most guys running stock injectors w/ fmu, see fuel pressure over 70 psi, probably over 100 psi infact.
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Old Aug 27, 2002 | 05:38 PM
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Default Re: do any of you fi guys ever see fuel pressure over 70 psi? (CDooMe2)

120psi at around 5psi of boost
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Old Aug 27, 2002 | 05:57 PM
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Default Re: do any of you fi guys ever see fuel pressure over 70 psi? (CovertFI)

Yeah, Vortech 12:1 FMU here...so at 8psi I'm hitting well over 100... DSM injectors, Walboro, and SAFC soon though...

jB
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Old Aug 27, 2002 | 06:11 PM
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Default Re: do any of you fi guys ever see fuel pressure over 70 psi? (civbeater90)

im pushing 150psi at 8.8psi. 44psi at idle, 12:1 FMU, bosch inline.


[Modified by DIRep972, 3:13 AM 8/28/2002]
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Old Aug 27, 2002 | 06:34 PM
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Default Re: do any of you fi guys ever see fuel pressure over 70 psi? (DIRep972)

surely over 70 psi w/ 12:1 fmu/inline fp/stock injectors running 6.5 off of the wg.
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Old Aug 27, 2002 | 07:18 PM
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Default Re: do any of you fi guys ever see fuel pressure over 70 psi? (boostedsol)

800 cc injectors and don't see to much over 42 PSI now. Funny how that messes with your head.
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Old Aug 28, 2002 | 12:55 PM
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Default Re: do any of you fi guys ever see fuel pressure over 70 psi? (abraunb16)

ok so it's safe to say that iwth 830 cc injectors i won't be above 70 psi
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Old Aug 28, 2002 | 01:10 PM
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Default Re: do any of you fi guys ever see fuel pressure over 70 psi? (civbeater90)

i have 1200cc injectors i see around 70-80psi fuel pressure

Base pressure is 40 psi with boost set at 30psi so with 1:1 regulator so 1:1 regulator =70-75 psi on boost pressure
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Old Aug 28, 2002 | 01:27 PM
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Default Re: do any of you fi guys ever see fuel pressure over 70 psi? (DIRep972)

im pushing 150psi at 8.8psi. 44psi at idle, 12:1 FMU, bosch inline.


[Modified by DIRep972, 3:13 AM 8/28/2002]

150?! Damn, you are one brave ***** heffa!

Sonny
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Old Aug 28, 2002 | 01:33 PM
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Default Re: do any of you fi guys ever see fuel pressure over 70 psi? (b18bturbo)

Viren, how much boost?
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Old Aug 28, 2002 | 02:08 PM
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Default Re: do any of you fi guys ever see fuel pressure over 70 psi? (Sonny)

im pushing 150psi at 8.8psi. 44psi at idle, 12:1 FMU, bosch inline.


150?! Damn, you are one brave ***** heffa!

Sonny
hehe. i wouldnt be doing it if i didnt dyno it first. a/f was at 11:1 in about 60degree weather. ive been running it like this since february, just over 10k miles so i guess only time till the injectors give up.
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Old Aug 28, 2002 | 02:15 PM
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Default Re: do any of you fi guys ever see fuel pressure over 70 psi? (Matthew)

good lord, thats a lot of fuel pressure!
But your 13.3 put hope into me about my next car, which i want to be a 2g integra. Dont see too many fast 2g's!
fast 2g's kick ***. im glad i gave u hope but my 13.3 isnt all that, im still amazed at newsense's 12.79 @ 103. he was on slicks but basically the same set up as me. haha LS turbos.
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