X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from ms-smtp-02.southeast.rr.com ([24.25.9.101] verified) by logan.com (CommuniGate Pro SMTP 5.1.2) with ESMTP id 1549840 for flyrotary@lancaironline.net; Thu, 09 Nov 2006 20:33:10 -0500 Received-SPF: pass receiver=logan.com; client-ip=24.25.9.101; envelope-from=eanderson@carolina.rr.com Received: from edward2 (cpe-024-074-098-162.carolina.res.rr.com [24.74.98.162]) by ms-smtp-02.southeast.rr.com (8.13.6/8.13.6) with SMTP id kAA1WdNl000852 for ; Thu, 9 Nov 2006 20:32:41 -0500 (EST) Message-ID: <000701c70468$1c5dfce0$2402a8c0@edward2> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: P Porting template? Date: Thu, 9 Nov 2006 20:32:39 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0004_01C7043E.33347DB0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2869 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2962 X-Virus-Scanned: Symantec AntiVirus Scan Engine This is a multi-part message in MIME format. ------=_NextPart_000_0004_01C7043E.33347DB0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MessageHey, Richard, 260HP for a "P" port two rotary 13B would ..ah hem = .. be "acceptable". So let us know when the two rotor "P" housing are = ready {:>). =20 Ed ----- Original Message -----=20 From: Richard Sohn=20 To: Rotary motors in aircraft=20 Sent: Thursday, November 09, 2006 10:21 PM Subject: [FlyRotary] Re: P Porting template? Have been running the one rotor on p-port for a while. Aiming for = 115hp per rotor on 12A housings at 7500RPM(be happy with 100hp in the = end). These estimates should give 150hp for 13B housings, more likely = 130, making 260 for a 13B. I know this is worse than other p-port = proponents predict, but this is what I am working toward. If more power = (over stock) is the issue, p-port is the solution, also simplicity. I = have not found any real negatives, for air craft use, in it. Richard Sohn N-2071U ----- Original Message -----=20 From: Ed Anderson=20 To: Rotary motors in aircraft=20 Sent: Thursday, November 09, 2006 6:24 AM Subject: [FlyRotary] Re: P Porting template? Hey, all looking forward to your first flight in the 8, Rusty. = Fortunately on my trip to Louisiana and back I managed to find 100LL for = $3.25, but saw it as high as $4.60. Could be 75 cent /gallon different = from two different vendors on the same airfield. Certainly making me = consider going back to Mogas since its down to $2.08/gallon around here. Ed ----- Original Message -----=20 From: Russell Duffy=20 To: Rotary motors in aircraft=20 Sent: Thursday, November 09, 2006 9:08 AM Subject: [FlyRotary] Re: P Porting template? So my viewpoint is anybody who wants to experiment with "P" ports = should be encouraged to do so - we all learn from experimentation - but, = its not necessary if your objective is producing 160-170 HP. Ed=20 Couldn't agree more Ed. I still find PPorts interesting, and have = some used housings to play with, so it's definitely on my "one of these = days" list of things I want to try. If you're looking for a power = level that can be reached by either PPorts or side ports, the side port = road will be much easier to travel. =20 Cheers, Rusty (DAR inspection 11th, first flight 12th or 18th, bankruptcy = after filling up with 100LL) ------=_NextPart_000_0004_01C7043E.33347DB0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message
Hey, Richard, 260HP for a "P" port two rotary = 13B=20  would ..ah hem .. be  "acceptable".  So let us know when = the two=20 rotor "P" housing are ready {:>). 
 
Ed
 
----- Original Message -----
From:=20 Richard = Sohn=20
Sent: Thursday, November 09, = 2006 10:21=20 PM
Subject: [FlyRotary] Re: P = Porting=20 template?

Have been running the one rotor on = p-port for a=20 while. Aiming for 115hp per rotor on 12A housings at 7500RPM(be happy = with=20 100hp in the end). These estimates should give 150hp for 13B housings, = more=20 likely 130, making 260 for a 13B. I know this is worse than other = p-port=20 proponents predict, but this is what I am working toward. If more = power (over=20 stock) is the issue, p-port is the solution, also simplicity. I have = not found=20 any real negatives, for air craft use, in it.
 
Richard Sohn
N-2071U
 
 
----- Original Message -----
From:=20 Ed Anderson
To: Rotary motors in = aircraft=20
Sent: Thursday, November 09, = 2006 6:24=20 AM
Subject: [FlyRotary] Re: P = Porting=20 template?

Hey, all looking forward to your first = flight in the=20 8, Rusty.  Fortunately on my trip to Louisiana and back I = managed to=20 find 100LL for $3.25, but saw it as high as $4.60.  Could be 75 = cent=20 /gallon different from two different vendors on the same = airfield. =20 Certainly making me consider going back to Mogas since its down to=20 $2.08/gallon around here.
 
Ed
----- Original Message ----- =
From:=20 Russell=20 Duffy
To: Rotary motors in = aircraft=20
Sent: Thursday, November = 09, 2006=20 9:08 AM
Subject: [FlyRotary] Re: P = Porting=20 template?

So my viewpoint is anybody who wants to = experiment=20 with "P" ports should be encouraged to do so - we all learn from=20 experimentation - but, its not necessary if your objective is = producing=20 160-170 HP.
Ed 
 
Couldn't agree more Ed.  = I = still find=20 PPorts interesting, and have some used housings to play with, so = it's=20 definitely on my "one of these days" list of things I want to=20 try.   If you're looking for a power level that can = be=20 reached by either PPorts or side ports, the side port road will be = much=20 easier to travel. 
 
Cheers,
Rusty=20 (DAR inspection 11th, first flight 12th or 18th, bankruptcy after = filling=20 up with 100LL)
 
 <= /DIV>
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