X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from QMTA08.westchester.pa.mail.comcast.net ([76.96.62.80] verified) by logan.com (CommuniGate Pro SMTP 5.2.11) with ESMTP id 3421440 for flyrotary@lancaironline.net; Sun, 11 Jan 2009 22:05:11 -0500 Received-SPF: none receiver=logan.com; client-ip=76.96.62.80; envelope-from=gregw@onestopdesign.biz Received: from OMTA11.westchester.pa.mail.comcast.net ([76.96.62.36]) by QMTA08.westchester.pa.mail.comcast.net with comcast id 2M631b0080mv7h058T4czl; Mon, 12 Jan 2009 03:04:36 +0000 Received: from osd1 ([24.6.40.29]) by OMTA11.westchester.pa.mail.comcast.net with comcast id 2T4b1b00F0dkeQQ3XT4cWs; Mon, 12 Jan 2009 03:04:36 +0000 Message-ID: <2989DE38EF0147F48044B450C0FDDC1F@yosemite.onestopdesign.biz> From: "Greg Ward" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: muffler design Date: Sun, 11 Jan 2009 19:05:42 -0800 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=response Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5512 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 Has anybody tried the mufflers that are on BurnsStainless site? http://www.burnsstainless.com/DragMuffler/dragmuffler.html, or http://www.burnsstainless.com/UltraliteMuffler/ultralitemuffler.html. With their reputation and warranties, might be worth a look, although they are not cheap. I am going ahead with no muffler on the dyno, where we will take readings with the turbo on. By the way, the turbo is a Garrett 4080. Greg Ward Lancair 20B N178RG in Progress ----- Original Message ----- From: "Mike Wills" To: "Rotary motors in aircraft" Sent: Thursday, January 08, 2009 7:22 PM Subject: [FlyRotary] Re: muffler design > Thanks Bob. Mine is a Turrentine built engine with NA rotors in turbo > housings (no splitters). > > Mike > > ----- Original Message ----- > From: "Bob Tilley" > To: "Rotary motors in aircraft" > Sent: Thursday, January 08, 2009 8:05 AM > Subject: [FlyRotary] Re: muffler design > > >> >> On Jan 7, 2009, at 10:34 PM, Mike Wills wrote: >> >>> Huh. Well it sure doesnt look as elegant as my welded stainless 2 into >>> 1 header, but if it works it might be worth making the change. And >>> would be cheap - I've got one floating around somewhere. >>> >>> One question. Do you know if Paul ran housings with the splitters or >>> without? >>> >>> Mike Wills >> >> Mike, >> >> Paul used a Turbo engine without the turbo. So there were no splitters. >> Doing so with splitters probably would help also. Just my opinion tho! >> >> Bob Tilley >> Albany, Ga >> >> -- >> Homepage: http://www.flyrotary.com/ >> Archive and UnSub: >> http://mail.lancaironline.net:81/lists/flyrotary/List.html >> > > > > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: > http://mail.lancaironline.net:81/lists/flyrotary/List.html >