X-Virus-Scanned: clean according to Sophos on Logan.com X-PolluStop-Diagnostic: (direct reply)\eX-PolluStop-Score: 0.00\eX-PolluStop: Scanned with Niversoft PolluStop 2.1 RC1, http://www.niversoft.com/pollustop Return-Path: Received: from [24.25.9.101] (HELO ms-smtp-02-eri0.southeast.rr.com) by logan.com (CommuniGate Pro SMTP 4.3c4) with ESMTP id 867429 for flyrotary@lancaironline.net; Wed, 13 Apr 2005 08:45:05 -0400 Received-SPF: pass receiver=logan.com; client-ip=24.25.9.101; envelope-from=eanderson@carolina.rr.com Received: from edward2 (cpe-024-074-185-127.carolina.res.rr.com [24.74.185.127]) by ms-smtp-02-eri0.southeast.rr.com (8.12.10/8.12.7) with SMTP id j3DCiH0W004891 for ; Wed, 13 Apr 2005 08:44:18 -0400 (EDT) Message-ID: <004501c54026$851ecb90$2402a8c0@edward2> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Fw: Rx-8 Rotors useable in 91 13B? Date: Wed, 13 Apr 2005 08:44:23 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0042_01C54004.FDD8AE10" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 X-Virus-Scanned: Symantec AntiVirus Scan Engine This is a multi-part message in MIME format. ------=_NextPart_000_0042_01C54004.FDD8AE10 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Right, Bill I have heard the same confusing story about the rotor weights. However, = there are counterweights available for the RX-8 rotors so I for the = moment I am going to assume they are different from the Rx-7 9.7:1 = rotors counterweights. Clearly need more information. The change to = the much cheaper RX-8 rotors is attractive - depending on how much = milling the slots cost. I have been given an estimate of $50 a slot = which would of course be $150 a rotor. That would bring the cost close = to $420 each which is about $120 cheaper still than the 9.7:1 rotor. So will spend the next couple of days getting information and advise = before making a decision - need to get my airplane home. Ed ----- Original Message -----=20 From: WRJJRS@aol.com=20 To: Rotary motors in aircraft=20 Sent: Wednesday, April 13, 2005 2:19 AM Subject: [FlyRotary] Re: Fw: Rx-8 Rotors useable in 91 13B? In a message dated 4/12/2005 1:49:56 PM Pacific Standard Time, = eanderson@carolina.rr.com writes: I am going to look into this a bit more and find out how much to = mill a rotor. A lighter rotor =3D> more rpms without increasing stress? Ed Don't forget lighter rotors would require different balance = weights. I have heard from various sources that the Renesis rotor was = lighter and then that they weigh the same! Both from usually reliable = sources, go figure. Bill Jepson ------=_NextPart_000_0042_01C54004.FDD8AE10 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Right, Bill
 
I have heard the same confusing story about the rotor = weights. =20 However, there are counterweights available for the RX-8 rotors so I for = the=20 moment I am going to assume they are different from the Rx-7 9.7:1 = rotors=20 counterweights.  Clearly need more information.  The change to = the=20 much cheaper RX-8 rotors is attractive - depending on how much milling = the slots=20 cost.  I have been given an estimate of $50 a slot which would of = course be=20 $150 a rotor. That would bring the cost close to $420  each which = is about=20 $120 cheaper still than the 9.7:1 rotor.
 
So will spend the next couple of days getting information and = advise before=20 making a decision - need to get my airplane home.
 
Ed
----- Original Message -----
From:=20 WRJJRS@aol.com
Sent: Wednesday, April 13, 2005 = 2:19=20 AM
Subject: [FlyRotary] Re: Fw: = Rx-8 Rotors=20 useable in 91 13B?

In a message dated 4/12/2005 1:49:56 PM Pacific Standard Time, eanderson@carolina.rr.com=20 writes:
I am going to look into this a bit = more and=20 find out how much to mill a rotor.  A lighter rotor =3D> = more rpms=20 without increasing stress?
 
Ed Don't forget lighter rotors would require different balance = weights. I=20 have heard from various sources that the Renesis rotor was lighter and = then=20 that they weigh the same! Both from usually reliable sources, go = figure.
Bill Jepson
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