Re: Changing 165 fuel delivery

[Aaron G Kallotte <akallotte@juno.com>]

Can the MAF be made to work with hi-po engines (by switching the MAF or
programming), or am I going to have to switch to MAP when my Corvette is
done?

On Thu, 15 Jun 2000 19:37:12 -0700 romans@starstream.net (Romans, Mark)
writes:
> The MAF calibration is affected by
> 1) cutting out the screens.
> 2) cutting out the heat sinks
> 3) modifying air filter housings
> 
> I had BL at 140-150 at idle and 115 at cruse.  So I put the injector
> constant back to stock  (I had put in 19 lb injector constant on 23 
> lb
> injectors).
> I looked at BL and added the correction the ecm was making % wise to 
> the maf
> calibration.  It seemed to be off about 10% in the below 15 
> grams/sec range.
> I raised all the settings by 10% and the BL came into line at idle.  
> BL was
> fine at higher maf readings.
> The maf will flow 750 cfm at 28" of water.  (Actually a bit more) 
> but the
> software only reads to 255 grams/sec so it is in effect an Alpha N 
> system
> once the maf maxes out. I max out the maf at about 4700 rpms with my 
> 355.
> 
> Mike I'm thinking about converting to a 730 too.
> 
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