FiTech EFI Tuning Forum

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FiTech Mean street 800 running rich

I have adjusted the IAC to around 6 after warm up. It is still running rich, AFR numbers look ok but my eyes are burning. I noticed that there are two idle adjustment screws. I only adjusted the driver side. Do I need to adjust the passenger side also?

No.  Check plugs.  The only way to know if AFR is good.