Non A*E* Roots Numbers
ECMnut at aol.com
ECMnut at aol.com
Sun Jun 20 13:59:44 GMT 1999
In a message dated 6/20/99 8:23:06 AM Eastern Daylight Time,
bob at bobthecomputerguy.com writes:
>
> Ambient Temperature 75 F Test of GMC 6-71
> Partial restriction
>
> 2000 RPM 1PSI (manifold) 92f (manifold)
> 4000 RPM 5PSI 98f
> 6000 RPM 12PSI 200f
> 7200 RPM 15PSI 230f
>
> Repeated with no restriction ( all valves open )
> 2000 RPM .5PSI 80f
> 4000 RPM 2PSI 82f
> 6000 RPM 3.5PSI 100f
> 8000 RPM 6.5PSI 210f
>
> All above rpm *** BLOWER RPM ***
Very interesting stuff.....
What number is :*** BLOWER RPM ***" at 14 PSI on
a 440?? I'm trying to apply the numbers to say, a
440 vs a 350 cid engine in the real world.
The blower will obviously run faster (more charge heat)
to maintain the same amount of boost for the hungry 440..
Hence, the demand for larger 8-71 units.
Is there any reference to CFM @ ? BAR in those tests?
Thanks,
Mike V
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