X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [66.219.56.248] (HELO qnsi-xch.qnsi.net) by logan.com (CommuniGate Pro SMTP 5.0c2) with ESMTP id 716610 for flyrotary@lancaironline.net; Fri, 09 Sep 2005 09:50:57 -0400 Received-SPF: none receiver=logan.com; client-ip=66.219.56.248; envelope-from=bhughes@qnsi.net Content-class: urn:content-classes:message Return-Receipt-To: "Bobby J. Hughes" MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----_=_NextPart_001_01C5B546.278A10A8" Disposition-Notification-To: "Bobby J. Hughes" Subject: RE: [FlyRotary] Re: Powersport Exhaust Kit X-MimeOLE: Produced By Microsoft Exchange V6.5.6944.0 Date: Fri, 9 Sep 2005 08:55:36 -0500 Message-ID: X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [FlyRotary] Re: Powersport Exhaust Kit Thread-Index: AcW1RamPi8iF5ytaQH+qzqQr9chpGwAACuCg From: "Bobby J. Hughes" To: "Rotary motors in aircraft" This is a multi-part message in MIME format. ------_=_NextPart_001_01C5B546.278A10A8 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable That's encouraging.. Might even be a little quieter with the Renesis. Should be more durable.=20 =20 Bobby ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of William Sent: Friday, September 09, 2005 8:46 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Powersport Exhaust Kit I heard them fly-by at Oshkosh, and they were quieter than many of the Lycomings. They had added a diffuser on the end of the exhaust pipe, which may have been added after the test flying at Van's. They claimed it made a substantial difference. Bill Schertz KIS Cruiser # 4045 ----- Original Message -----=20 From: Bobby J. Hughes =20 To: Rotary motors in aircraft =20 Sent: Friday, September 09, 2005 8:22 AM Subject: [FlyRotary] Re: Powersport Exhaust Kit Good point Bill. Need to find out how they measured it. Did anyone on the group hear the RV8's at OSH? =20 Bobby ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of wrjjrs@aol.com Sent: Thursday, September 08, 2005 7:05 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Powersport Exhaust Kit =09 =09 The only problem Bobby is in the flying tests those RV-8s did at Vans they complained the exhaust was very loud. To the point of objectional. Make sure you hear one Before paying. I think 87 would be great but a quiet car is around 87db (at 50 ft) so be sure they tell you where they got that number. (hopefully not a 10K ft flyover!) Bill Jepson =20 -----Original Message----- From: Bobby J. Hughes To: Rotary motors in aircraft Sent: Thu, 8 Sep 2005 15:51:41 -0500 Subject: [FlyRotary] Powersport Exhaust Kit =09 =09 I posted this to the ACRE group as well so you may see it twice. =20 In a couple of weeks Powersport plans to offer their exhaust as a kit. This is the system that is running on the two RV8's. Ray indicated they are measuring 81db and has a sound like a quiet turbine. They have over 80 hours on each aircraft with no sign destruction. The system uses machined flanges (no welds) and some inconel parts. The muffler is located in the cowl and is heat shielded with stainless. I have spoken with them a couple of times this week about the kit and a set of flanges to support the Renesis. I have offered to send them an exhaust gasket to use as a template to develop a Renesis flange set. I also ask them to determine what the minimum first production run would be and what they would cost. Ray said to expect the kit information to be on their web site in a couple of weeks. =20 =20 Bobby ------_=_NextPart_001_01C5B546.278A10A8 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable
That's encouraging.. Might even be a little = quieter with=20 the Renesis. Should be more durable.
 
Bobby

From: Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On Behalf Of = William
Sent:=20 Friday, September 09, 2005 8:46 AM
To: Rotary motors in=20 aircraft
Subject: [FlyRotary] Re: Powersport Exhaust=20 Kit

I heard them fly-by at Oshkosh, and = they were=20 quieter than many of the Lycomings. They had added a diffuser on the end = of the=20 exhaust pipe, which may have been added after the test flying at Van's. = They=20 claimed it made a substantial difference.
Bill Schertz
KIS Cruiser # 4045
----- Original Message -----
From:=20 Bobby J. = Hughes=20
Sent: Friday, September 09, = 2005 8:22=20 AM
Subject: [FlyRotary] Re: = Powersport=20 Exhaust Kit

Good point Bill. Need to find out how they = measured it.=20 Did anyone on the group hear the RV8's at OSH?
 
Bobby

From: Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On Behalf Of wrjjrs@aol.com
Sent: = Thursday,=20 September 08, 2005 7:05 PM
To: Rotary motors in=20 aircraft
Subject: [FlyRotary] Re: Powersport Exhaust=20 Kit

The only problem Bobby is in the flying tests those RV-8s = did at=20 Vans they complained the exhaust was very loud. To the point of = objectional.=20 Make sure you hear one Before paying. I think 87 would be great but a = quiet=20 car is around 87db (at 50 ft) so be sure they tell you where they got = that=20 number. (hopefully not a 10K ft flyover!)
Bill Jepson
 
-----Original Message-----
From: = Bobby J.=20 Hughes <bhughes@qnsi.net>
To: Rotary motors in aircraft=20 <flyrotary@lancaironline.net>
Sent: Thu, 8 Sep 2005 15:51:41=20 -0500
Subject: [FlyRotary] Powersport Exhaust Kit

I posted this to the ACRE group as well so = you may=20 see it twice.
 
In a = couple of=20 weeks Powersport plans to offer their exhaust as a kit. This is the = system=20 that is running on the two RV8's. Ray indicated they are measuring = 81db and=20 has a sound like a quiet turbine. They have over 80 hours on each = aircraft=20 with no sign destruction. The system uses machined flanges (no welds) = and some=20 inconel parts. The muffler is located in the cowl and is heat shielded = with=20 stainless. I have spoken with them a couple of times this week about = the kit=20 and a set of flanges to support the Renesis. I have offered to = send them=20 an exhaust gasket to use as a template to develop a Renesis flange = set. I also=20 ask them to determine what the minimum first production run would be = and what=20 they would cost. Ray said to expect the kit information to be on their = web=20 site in a couple of weeks.
 
 
Bobby
------_=_NextPart_001_01C5B546.278A10A8--