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I don't know what to do.

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Old 04-28-2009, 11:53 PM
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Default I don't know what to do.

Probably a fuel forum topic but this is a boosted car. What fuel injectors do I need? I just pulled a 124% DC with 72# low Z injectors rated at @ 3 bar. What size are some of you higher boosted guys running? Im thinking maybe 96#, but Im kinda at a loss. I guess I could up the fuel pressure, and retune, but how much fuel pressure is too much? Right now fuel pressure is 43# and rises to 65# @ full boost, and I don't know if I want to go any higher then that. How Accurate is the HP Tuners calculations of Injector DC? help.....
Old 04-29-2009, 05:04 AM
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96lb fuel injectors http://www.exoticperformanceplus.com...html?item=1079 and an AEM Driver http://www.exoticperformanceplus.com...html?item=1103 is what we generally use for the higher horsepower builds. If you went with a BigStuff3 computer http://www.exoticperformanceplus.com...html?item=1237 then you wouldn't need the driver, and the BS3 does a lot more than the oem computer can. Bob
Old 04-29-2009, 07:50 AM
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You can try 65 base pressure and that will get you a flow rating of roughly 87.5 lbs/hr. They will run just fine at 65psi too.
Old 04-29-2009, 08:59 AM
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Originally Posted by Exotic Performance Plus
96lb fuel injectors http://www.exoticperformanceplus.com...html?item=1079 and an AEM Driver http://www.exoticperformanceplus.com...html?item=1103 is what we generally use for the higher horsepower builds. If you went with a BigStuff3 computer http://www.exoticperformanceplus.com...html?item=1237 then you wouldn't need the driver, and the BS3 does a lot more than the oem computer can. Bob
I had PM'd you a while back on pricing and availability, but you didn't respond. How do the Delphi compare to the Siemens, as I have had pretty good luck with them, until now? I am running the Versafueler so I am covered for driving them.

Originally Posted by hellbents10
You can try 65 base pressure and that will get you a flow rating of roughly 87.5 lbs/hr. They will run just fine at 65psi too.
I thought of that, until the boost referenced regulator shoots the fuel pressure to 85+psi.

So do you guys think 96#will work out?
Old 04-29-2009, 10:08 AM
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Originally Posted by ak95ta
I had PM'd you a while back on pricing and availability, but you didn't respond. How do the Delphi compare to the Siemens, as I have had pretty good luck with them, until now? I am running the Versafueler so I am covered for driving them.


I thought of that, until the boost referenced regulator shoots the fuel pressure to 85+psi.

So do you guys think 96#will work out?
I am sorry about that, I try to get back to everyone who pm's me. The Delphi 96lb injectors work quite well with a good tune. Bob



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