Return-Path: <13brv3@bellsouth.net> Received: from imf17aec.mail.bellsouth.net ([205.152.59.65] verified) by logan.com (CommuniGate Pro SMTP 4.2.8) with ESMTP id 603277 for flyrotary@lancaironline.net; Tue, 11 Jan 2005 08:54:41 -0500 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.65; envelope-from=13brv3@bellsouth.net Received: from rd ([65.6.194.9]) by imf17aec.mail.bellsouth.net (InterMail vM.5.01.06.11 201-253-122-130-111-20040605) with ESMTP id <20050111135409.VTRF2402.imf17aec.mail.bellsouth.net@rd> for ; Tue, 11 Jan 2005 08:54:09 -0500 From: "Russell Duffy" <13brv3@bellsouth.net> To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: engine disassembled Date: Tue, 11 Jan 2005 07:54:15 -0600 Message-ID: <008701c4f7e5$0a00e9e0$6101a8c0@rd> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0088_01C4F7B2.BF6679E0" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 Importance: Normal In-Reply-To: This is a multi-part message in MIME format. ------=_NextPart_000_0088_01C4F7B2.BF6679E0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Another option you may consider is to throw together a cheap six port = or 84-85 four port and fly it until you have several flying hrs on it and = all systems are functioning perfect and then install the big buck four port = on it and then you will have a new engine that has not gone through the = torture of sorting out all the cooling problems in the early days and that way = you will also have a spare sitting there on the hanger floor in case you = need it. =20 =20 Mornin Ken, =20 I can't see swapping back and forth between 4-port and 6-port, because = the intake ports don't match up. I also don't see any significant risk to = the new engine as far as cooling problems go. After all, what did in my = last engine was a sudden event, that happened long after I figured everything = was reliable. I would have installed the good engine by that point, and = ruined it anyway. I think most of my serious teething pains are over, though I still don't quite trust the evap cores for water. =20 =20 The spare engine idea has some merit though. If I had a good turbo = core, I could install a 9.4 rotating assembly that I have, and end up with a functional spare. I probably wouldn't bother porting it, since it would only be a backup. This idea will go into the hopper to help sort out = the best use of parts between the current engine repair, single rotor, and = spare engine. =20 =20 Thanks, Rusty=20 ------=_NextPart_000_0088_01C4F7B2.BF6679E0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message
  Another option you may consider is to throw together a cheap = six=20 port or 84-85  four port and fly it until you have several flying = hrs on it=20 and all systems are functioning perfect and then install the big buck = four port=20 on it and then you will have a new engine that has not gone through the = torture=20 of sorting out all the cooling problems in the early days and that way = you will=20 also have a spare sitting there on the hanger floor in case you need = it.
 
 
Mornin=20 Ken,
 
I can't=20 see swapping back and forth between 4-port and 6-port, because the = intake=20 ports don't match up.  I also don't see any significant risk to the = new=20 engine as far as cooling problems go.  After all, what did in my = last=20 engine was a sudden event, that happened long after I figured everything = was reliable.  I would have installed the good engine by that = point,=20 and ruined it anyway.  I think most of my serious teething pains = are over,=20 though I still don't quite trust the evap cores for=20 water.  
 
The spare=20 engine idea has some merit though.  If I had a good turbo core, I = could=20 install a 9.4 rotating assembly that I have, and end up with a = functional=20 spare.  I probably wouldn't bother porting it, since it would only = be=20 a backup.  This idea will go into the hopper to help sort = out the=20 best use of parts between the current engine repair, single rotor, and = spare=20 engine. 
 
Thanks,
Rusty=20
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