[Diy_efi] Intake manifold flow testing

[Geddes, Brian J]

Is there a close enough correlation between EGT and A/F to use EGT to =
estimate the relative airflow differences?  I thought that the EGT-A/F =
connection wasn't very exact...but I'm certainly no expert. =20

- Brian

> -----Original Message-----
> From: Dave Dahlgren [mailto:ddahlgren at snet.net]
> Sent: Tuesday, February 11, 2003 12:15 PM
> To: List for general do-it-yourself EFI talk
> Subject: Re: [Diy_efi] Intake manifold flow testing
>=20
>=20
> The sad part about this problem is that it most likely=20
> changes with rpm as well
> that is to say they can move around. a rich one at 4500 might=20
> be a lean one at
> 6000.  You could probably verify they stay the same by using=20
> some egt probes and
> data logging them along with rpm map and tps..Above all i=20
> think i would only
> want to add fuel.. Best idea is get a better intake manifold.
> Dave

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