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GM MAF and translator Max Air hz?

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Old Mar 21, 2009 | 11:14 AM
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GM MAF and translator Max Air hz?

OK, so basically my have a GM MAF and translator on my setup, I logged a 3rd gear pull the other day, everything was smooth. Upon checking out the results I found my air-hz gets stuck, or maxed out at 1593.75hz. I have been planning on upgrading some **** (intercooler and intake manifold), and I figure it will only result in more air coming in the motor.

Will this effect my total tuning ability? Should I just swap back to a normal MAF and recirculate the BOV? What are my options?


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Old Mar 21, 2009 | 12:46 PM
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you need 2byte airflow
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Old Mar 22, 2009 | 07:02 AM
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Originally Posted by justboosted02
you need 2byte airflow
I'll go out and log that today!
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Old Mar 22, 2009 | 07:08 AM
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I'm unaware of any limits on the 3" or 3.5" GM MAF's. My friend made low 700whp like 5 years ago on a 3" blow through. From this point you still have the ability to upgrade to a 3.5" LS1 sensor.
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Old Mar 22, 2009 | 07:10 AM
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Originally Posted by dan l
I'm unaware of any limits on the 3" or 3.5" GM MAF's. My friend made low 700whp like 5 years ago on a 3" blow through. From this point you still have the ability to upgrade to a 3.5" LS1 sensor.
I think dude above is right, I probably just need to log 2byte airflow. I'm nowhere near 700hp yet, probably will never be there.
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Old Mar 23, 2009 | 05:15 PM
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Yes, you do need to log the 2byte for it, airflow gets cut off a hair under 1600hz from the ecu for the standard 1 byte, so it's pretty normal.
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Old Mar 23, 2009 | 09:07 PM
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Ahh, yes. I did go and log. I forgot to come back and update it. It definatly worked out just fine, going to about 1750hz or so.
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