X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail03.syd.optusnet.com.au ([211.29.132.184] verified) by logan.com (CommuniGate Pro SMTP 5.1.2) with ESMTPS id 1550557 for flyrotary@lancaironline.net; Fri, 10 Nov 2006 01:59:29 -0500 Received-SPF: none receiver=logan.com; client-ip=211.29.132.184; envelope-from=lendich@optusnet.com.au Received: from george (d220-236-72-201.dsl.nsw.optusnet.com.au [220.236.72.201]) by mail03.syd.optusnet.com.au (8.13.1/8.13.1) with SMTP id kAA6wwNt026236 for ; Fri, 10 Nov 2006 17:59:01 +1100 Message-ID: <00f401c70495$b545fed0$c948ecdc@george> From: "George Lendich" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: P Porting template? Date: Fri, 10 Nov 2006 16:59:00 +1000 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_00EE_01C704E9.848FB4D0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2180 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 X-Antivirus: avast! (VPS 0647-0, 09/11/2006), Outbound message X-Antivirus-Status: Clean This is a multi-part message in MIME format. ------=_NextPart_000_00EE_01C704E9.848FB4D0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message 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 Richard, Your findings confirm my estimates of between 115 to 130 hp for PP = single 13B. I was hoping for up to 150hp with the higher compression = RX8 rotor - only time will tell I guess, Keep up the good work! George ( down under) ------=_NextPart_000_00EE_01C704E9.848FB4D0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message
 
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
 
Richard,
Your findings confirm my estimates of = between 115=20 to 130 hp for PP single 13B.  I was hoping for up to 150hp with = the=20 higher compression RX8 rotor - only time will tell I = guess,
Keep up the good work!
George ( down=20 under)
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