IS ADJUSTABLE FPR NEEDED WITH FMU and it the rumor

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Jul 7, 2005 | 07:12 PM

001020

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Joined: Jan 2004

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From: Kweenz, NY

IS ADJUSTABLE FPR NEEDED WITH FMU and it the rumor

I searched but could not find the answer so Is a adjustable Fuel pressure regulator needed with a FMU with the 12.1 disk wiht some 370 or 440 Injectors on a fully built DOHc ZC with a t3/t4, with a P75(LS) ecu+ Apexi Gen 1 AFC....

Jul 8, 2005 | 08:52 PM

PrettyLude

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From: Lafayette, LA, USA

i would get it along with an inline fuel pump

Jul 9, 2005 | 07:38 AM

mmuller

Mad Scientist

Joined: Nov 2002

Posts: 5,827

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From: tallafizzy, FL state

Re: IS ADJUSTABLE FPR NEEDED WITH FMU and it the rumor (001020)

wow...i didnt think anyone still used fmu's...
specially since its soo cheap to chip your p75 to accept boost these days

Jul 9, 2005 | 12:20 PM

WHITFIELD-TUNED

DYNO-PRO

Joined: Mar 2004

Posts: 4,392

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From: SoCal I.E 909, CA, where we innovate not immitate

Re: IS ADJUSTABLE FPR NEEDED WITH FMU and it the rumor (001020)

yes you can use an adjustable fpr, but remember all they do is a global lean or rich you still need something to adjust within the rpm randge ie: apex vafc or hondata, aem, chrome (whatever)