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550 injectors on stock fuel pump?

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Old Nov 2, 2007 | 07:22 AM
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mxdrift
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Default 550 injectors on stock fuel pump?
question,
will rx7 550 injectors work with my 03's stock fuelpump or do i need to upgrade to a walbro 225ph or something like that
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Old Nov 2, 2007 | 07:30 AM
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they are fine as long as you have something to control them.

the fuel pump simply delivers fuel, you porbably have enough for 300rwhp.
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Old Nov 2, 2007 | 07:46 AM
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cool beans...thanks
i'm going to control most of that with the aem fic
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Old Nov 3, 2007 | 05:01 PM
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Originally Posted by mxdrift
cool beans...thanks
i'm going to control most of that with the aem fic
thats my set up right now and it is working out good ..i have an 03 with 550s and using the F/IC to controll them
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Old Nov 3, 2007 | 06:06 PM
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Good for about 300 RWHP max, assuming the 03 pump is like the 99 pump.

Mark
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Old Nov 3, 2007 | 07:20 PM
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sweetmeatz are you using rx7 injector and if so what year, and do they just clip on do you need to something eales to fit them
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Old Nov 3, 2007 | 07:55 PM
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the rx7 550 purple ones with plug right in if thats what you got...
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Old Nov 4, 2007 | 10:09 AM
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yeah ok tight
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