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Air Flow Reading at Idle

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xrobbx03

15+ Year Contributor
164
1
Jul 25, 2005
., Massachusetts
Well i just put in my new SAFC-II. I have a stock fuel pump and injectores. The rest of my mods are listed in my profile.

From what I have read alot of people seem to have about 35-400 Hz at idle.

My Karman reads 48-50 at idle at about 850rpm. Is this too high?
 
I would check around your throttle body for small leaks. I have one where my UICP mated to the throttle body and I had about the same readings you have since it had to pull more air due to some leaking out before getting to the intake. Do a complete boost leak but check around there first.
 
Yeah i will have to check there. I dont think its anywhere else because i recently just put in a front mount and redid my piping and double clamped all the pipes. So say i do have a leake around the throttle body, would something like a new gasket fix that.
 
Well i figured out what it was. I ended up having my inital setup wrong. Instead of the arrow facing up, I had it facing down. After fixing that my KAR now reads 38 at 850 rpm at idle.
 
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