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boost related fuling issues?

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Old Aug 1, 2003 | 05:14 PM
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Default boost related fuling issues?

i guess this is the right place to post this cause it's boost related.

at top of 3rd and 4th i notice my fule pressure drop from 60 psi to around 45 psi. i already have a walbro intank pump and an aeromotive inline pump. i have 50lbs injectors ( green top ford injectors)and the stock fule rail and lines.

what could be causing this? i had some pressure bleed down earlier butit was because the hose coming out of the intank pump was coming loose, but that is already fixed.
i don't think i'm maxing out my fule system, or am i?
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Old Aug 1, 2003 | 05:59 PM
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Default Re: boost related fuling issues?

What is your injector pusle width looking like... and your A/F? You may be dumping more fuel than is necessary. If you are not, then I guess you need to put a second walbro in the tank and remove the inline. At a certain level, it ends up being too much of a restriction.

Don't keep driving it WOT at 45 PSI ... you're asking for trouble.
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Old Aug 1, 2003 | 08:31 PM
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Default Re: boost related fuling issues?

i'll take a look at the pulse width using an EASE.

i don't think the inline pump is a ristriction at all, cause when i floor it with the inline diconnected ( or even under vaccume but high rpm)you see the pressure drop to something like 30ish psi.

i wish i can add a walbro intank , but i can't cause it's a 99 tank.
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