Using a FMU,larger injectors & e-manage at the same time.

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Dustin240
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Joined: Sun Feb 19, 2006 1:36 pm

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Anyone using a FMU (rrpr),larger injectors and e-manage at the same time?Had a thought of adjusting the e-manage for larger injectors, and the fmu can give it more fuel under boost than the norm.(more boost)


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WDRacing
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It could work in theory, say a 2-1 or even 4-1 rate of gain on the FMU would increase the flow capacity of the injecotrs, assuming you're only using a 370 or somthing of that size.

Is it the Ultimate Emanage? if so, why not just use huge unjectors, or mod the injectors you have?

WD

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Craving4Boost
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Dustin240 wrote:Anyone using a FMU (rrpr),larger injectors and e-manage at the same time?Had a thought of adjusting the e-manage for larger injectors, and the fmu can give it more fuel under boost than the norm.(more boost)
It's a little tedious enough to FINE tune a normal upgraded injectors. I think it would be kind of hassle to add in a FMU as well. Bigger injectors will supply you with enough fuel.

IMO, the less parts you have, the less headaches.

Structure240sx
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Joined: Sun Oct 06, 2002 5:04 pm

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its all linear though

the main issue is how much boost you are trying to run and what ratio fmu. you get to the unsafe point of fuel pressure over 100psi. i personally ran an 8:1 FMU at 9psi before which makes 72psi + the stock 43psi so right there is 115psi and i was fine. i wouldnt suggest pushing it.

just get something like 480's or 550's that most piggybacks can tune for


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