Mailing List flyrotary@lancaironline.net Message #58429
From: Ernest Christley <echristley@att.net>
Subject: Re: [FlyRotary] Re: MAP drop
Date: Wed, 20 Jun 2012 21:31:23 -0400
To: Rotary motors in aircraft <flyrotary@lancaironline.net>

Are you running normally aspirated, Mark?  When you go WOT, is it significantly below idle?

I'm trying to decide if my blower is doing anything positive.  At WOT, 5100RPM, I'm getting 98% of what the barometer is
reading.



Mark Steitle wrote:
> Yes, .1" to .2"
>
> On Wed, Jun 20, 2012 at 8:03 PM, Ernest Christley <echristley@att.net
> <mailto:echristley@att.net>> wrote:
>
>     Removing the filter from the intake only increased the MAP by .1"?
>
>     Mark Steitle wrote:
>     > Ernest,
>     >
>     > My first intake utilized an air-filter bypass, or "ram air" as I liked
>     > to call it.  When open, it would only produce .1 to .2" MAP in flight.
>     >  Hardly worth the effort.
>     >
>     > Mark S.
>     >
>     > On Wed, Jun 20, 2012 at 7:54 PM, Ernest Christley
>     <echristley@att.net <mailto:echristley@att.net>
>     > <mailto:echristley@att.net <mailto:echristley@att.net>>> wrote:
>     >
>     >     Assuming you have an air filter installed, what sort of MAP
>     drop can
>     >     you expect at around 5000RPM with the throttle wide
>     >     open?
>     >
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