X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from wproxy.gmail.com ([64.233.184.200] verified) by logan.com (CommuniGate Pro SMTP 5.0.8) with ESMTP id 985491 for flyrotary@lancaironline.net; Tue, 14 Feb 2006 22:54:38 -0500 Received-SPF: pass receiver=logan.com; client-ip=64.233.184.200; envelope-from=russell.duffy@gmail.com Received: by wproxy.gmail.com with SMTP id i20so470273wra for ; Tue, 14 Feb 2006 19:53:54 -0800 (PST) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:from:to:subject:date:message-id:mime-version:content-type:x-priority:x-msmail-priority:x-mailer:importance:in-reply-to:x-mimeole; b=jCkNeSB1eJI97pLg/ZwuZTR8RZ3Ct7SNi7OQA5m5CHu89Y1Ue/imOevEl8qHLr2/V7gOtb/Gv1BzD/MnE2TVgY3EpLS8xgkCi46fonPfSuZFglvClnyXz6FX0UnQlSd9ubtAF56GXv294I/2yM3pXCzEANGEZSZkvth5EmLGi+Y= Received: by 10.54.121.11 with SMTP id t11mr3711761wrc; Tue, 14 Feb 2006 19:53:54 -0800 (PST) Return-Path: Received: from rd ( [65.6.194.9]) by mx.gmail.com with ESMTP id 26sm249506wrl.2006.02.14.19.53.53; Tue, 14 Feb 2006 19:53:54 -0800 (PST) From: "Russell Duffy" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: Why do this? / was Another Rotary failure. Date: Tue, 14 Feb 2006 21:53:53 -0600 Message-ID: <000001c631e3$70f242a0$6101a8c0@rd> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0001_01C631B1.2657D2A0" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2670 This is a multi-part message in MIME format. ------=_NextPart_000_0001_01C631B1.2657D2A0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Greetings, =20 Bernie's comments are very much in line with my own thinking for the = RV-8. The RV-3 was a fun project, and I learned a lot of new skills along the = way. For the sake of the project, it was well worthwhile. I'm very much = looking forward to getting the single rotor flying as well, after some further learning (gear/belt drive construction). The alternate engine = installation is is a great hobby, but that doesn't necessarily make it the most = practical choice at this point in time. =20 =20 The hard reality is that 99% of the population doesn't trust anything = but a certified type engine. We've all heard stories of failures, but they = still go round, and round the pattern every single day of the year. In the = past 15 years in my current location, I can name two trainers that have gone = down with engine problems. One was on a maint test flight following rebuild, = and they went in the bay. There was some justice with that one, because the mechanic was on board :-) The other was during a rental, and I never = heard what was found as the cause. =20 =20 Whether you want to admit it or not, a well maintained certified type = engine is light years ahead in reliability. Remember, while we're working on = ours, tinkering, modifying, etc, they're going round, and round, and round the pattern without problems, day in, day out. =20 =20 Does this mean we should just pay whatever the cost is for a "real" = airplane engine? Well that depends on your goal. If you want the current best chance of success, and something that can be serviced at any airport in = the world, then yes it does. If you want something different, and are = willing to bet your life on a good challenge, then by all means, roll your own engine installation. It's only natural to think you can do better than = the standard, and for engineering types, it's a known disease :-) There are some really NICE installations ongoing now, and they may very well beat = the odds, but don't think Lycoming is going to feel threatened any time soon = :-) =20 Better go watch some Olympics, before I get myself in any more trouble = :-) =20 Rusty (not always popular) =20 ------=_NextPart_000_0001_01C631B1.2657D2A0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message
Greetings,
 
Bernie's comments are very much in line with my own thinking = for the=20 RV-8.  The RV-3 was a fun project, and I learned a lot of new = skills along=20 the way.  For the sake of the project, it was well = worthwhile.  I'm=20 very much looking forward to getting the single rotor flying as well, = after some=20 further learning (gear/belt drive construction).  The alternate = engine=20 installation is is a great hobby, but that doesn't necessarily make = it the=20 most practical choice at this point in = time.  
 
The=20 hard reality is that 99% of the population doesn't trust anything but=20 a certified type engine.  We've all heard stories of=20 failures, but they still go round, and round the pattern every = single day=20 of the year.  In the past 15 years in my current location, I can = name two=20 trainers that have gone down with engine problems.  One=20 was on a maint test flight following rebuild, and they went in the=20 bay.  There was some justice with that one, because the mechanic = was on=20 board :-)  The other was during a rental, and I never heard what = was found=20 as the cause.  
 
Whether you want to admit it or not, a well=20 maintained certified type engine is light years ahead in=20 reliability.  Remember, while we're working on ours,=20 tinkering, modifying, etc, they're going round, and round, and = round the=20 pattern without problems, day in, day out.  =
 
Does=20 this mean we should just pay whatever the cost is for a "real" airplane=20 engine?  Well that depends on your goal.  If you want the = current best=20 chance of success, and something that can be serviced at any airport in = the=20 world, then yes it does.  If you want something different, and are = willing=20 to bet your life on a good challenge, then by all means, roll your own = engine=20 installation.  It's only natural to think you can do better = than the=20 standard, and for engineering types, it's a known disease :-) =  There are=20 some really NICE installations ongoing now, and they may very well beat = the=20 odds, but don't think Lycoming is going to feel threatened any time soon = :-)
 
Better=20 go watch some Olympics, before I get myself in any more trouble=20 :-)
 
Rusty=20 (not always=20 popular)      
------=_NextPart_000_0001_01C631B1.2657D2A0--