04-04-2006, 02:57 PM
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#20
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Naturally Aspirated
Join Date: Nov 2004
Location: Salt Lake & Seattle
My Ride: 92 Duster
Engine: 3.0
Induct: Turbo
1/4: 13.000
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 Quote:
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Originally Posted by mwinkle353
why wouldn't the fuel for 8 psi @ 3000 and 6000 rpms not be the same?
Right now my pulse widths at WOT don't change hardly at all. And if you add the extra fuel pressure, the pulse widths will still be the same as before.
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You are right, it doesnt matter. pulsewidth only should change as volumetric efficienty or load changes. You just get the injectors firing more often with higher rpms. Of course, when rpms get really high, then you run out of time to have the injectors open so you need bigger injectors.
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