MAP versus air flow

[Bruce Plecan]

If fast transistions are a concern, then use MAP, if effiencey is number #1
then MAF.
The archives are full of threads about this.
Bruce


> I understand that there are two basic methods of determing the engine
load,
> measuring the manifold air pressure and measuring the amount of air
entering
> the engine using an airmass or airflow meter.
>
> Is one system preferable above the other, or is it just what one just
likes?
> The EFI system I want to make is for a 2.8 v6 (Sierra XR4i), and I've to
> choose between these two system, but the car I want to test my system in
(a
> Sierra 2.0i) uses MAP, and I don't want to constrain myself to that
system.
>
> JJ
>
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