[s-cars] BPV and Pressure Losses - MORE

[Kirby Smith]

On a stock engine, the A'pexi is definitely snappier.  Isn't the Audi
WGFV a duty-cycle solenoids like A'pexi use?

kirby

QSHIPQ at aol.com wrote:
> 
> Agree with using the stepper motor vs a solenoid, even my 4Runner basic
> Profec B utilizes a stepper motor....  However, I have another suspicion on the big
> turbo based on some Ned type trivia.  Why did audi change from the WG feed -
> Manifold (10vt CIS) to WG feed - Turbo Scroll (20vt)?  Advantage/disadvantage
> to either?
> 
> I'll reiterate that the audi boost controller in the 20vt motronic is
> certainly better than a solenoid based piggy back boost controller (really any piggy
> back controller), but the archives already own that pontification...
> 
> Scott "stealing Ned's trivia" Justusson
> 
> In a message dated 12/19/2003 9:28:23 AM Central Standard Time,
> pizzoman at yahoo.com writes:
> Scott,
> 
> Hap's using an Apexi AVC-R boost controller.
> He's behind the times, my HKS EVC V's stepper motor
> will kick that puny solenoid's ass.
> 
> :-)
> 
> JDM Pizzo
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