CFM vs. lb/min

[William T Wilson]

On Tue, 14 Dec 1999, DIY_EFI Digest wrote:

> Can someone tell me why cylinder heads, intakes, throttlebodys, etc.
> etc. airflow numbers are quoted in CFM? Would it be better if they
> were given in lbs/min? Why or why not? I understand why compressors
> are rated this way just not why other engine componets are not.

Because CFM is the same regardless of ambient pressure, but lbs/min is
not.