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Power FC Injector Duty @ 750, 1500, 2000 RPM

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Old Aug 12, 2005 | 04:46 PM
  #1  
fritts's Avatar
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Mad Man
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Injector Duty @ 750, 1500, 2000 RPM

I am wanting to make sure my duty cycles aren't off at idle/low load conditions. Could someone tell me what kind of duty cycles they see with stock primary's at 750, 1500 and 2000 RPM?

Thanks
Ryan Fritts
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Old Aug 12, 2005 | 06:22 PM
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I'd do it, but my turbos are blown.... sorry man.... anyone else?
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Old Aug 12, 2005 | 10:02 PM
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anyone???
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Old Aug 13, 2005 | 04:42 AM
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I'd be happy to help but I was at work last night when I saw this and I'm heading off back to work in a few minutes. Unfortunately due to issues out of my hands, I'll be there for 16 hours today... If you don't have the numbers you need by Sunday, I'll uncover my car and get them for you.
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Old Aug 13, 2005 | 08:08 AM
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Mad Man
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Thanks for the kind offer
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Old Aug 15, 2005 | 10:43 AM
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@ 1000rpms my 550's are at 4.9%
@ 1500rpms my 550's are at 6.9%

Sorry about the 750rpm number, I'd have to adjust under the hood to get it that low. I just now got mine settled out again...

Hope this helps!
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Old Aug 16, 2005 | 10:37 AM
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i know when i'm accelerating normal driving..... i see anywhere from 15-21% 850pri 1600sec.
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Old Aug 16, 2005 | 10:50 AM
  #8  
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I just no reread your first post, I forgot the 2K reading. My bad, I'll grap it in a few.
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Old Aug 16, 2005 | 11:23 AM
  #9  
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@ 2000 rpms - 9.2-9.3 % inj duty

Also @ 1500 rpms it was around 6.3 % today...
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Old Aug 16, 2005 | 01:42 PM
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Thanks again looks like everything is normal on my car. The idle learning process took a little longer than I had expected.

Does anyone happen to know what AFR's they run at idle?

Thanks
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Old Aug 16, 2005 | 04:06 PM
  #11  
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I around 12.8-13.3 usually. I've been trying to tune my driveability for the last month so it's been all over the place. I've pretty much decided that there is no way to get it perfect...
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