X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from cdptpa-omtalb.mail.rr.com ([75.180.132.122] verified) by logan.com (CommuniGate Pro SMTP 5.2.3) with ESMTP id 2935766 for flyrotary@lancaironline.net; Fri, 23 May 2008 14:37:25 -0400 Received-SPF: pass receiver=logan.com; client-ip=75.180.132.122; envelope-from=eanderson@carolina.rr.com Received: from edward2 ([75.191.186.236]) by cdptpa-omta02.mail.rr.com with SMTP id <20080523183647.PDHC15993.cdptpa-omta02.mail.rr.com@edward2> for ; Fri, 23 May 2008 18:36:47 +0000 Message-ID: <000b01c8bd03$f829a710$2402a8c0@edward2> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Hushpower muffler update Date: Fri, 23 May 2008 14:36:52 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0008_01C8BCE2.70C21EE0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.3138 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198 This is a multi-part message in MIME format. ------=_NextPart_000_0008_01C8BCE2.70C21EE0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable I think the conclusion was that while the SpinTech did the job, it: 1. Was pretty heavy - I think about 16 lbs (could be off on the weight) 2. Very Un-aerodynamic with a flat plate facing into the wind (probably = its worst sin) 3. Its cost was over $200. The HushpowerII was reported as a bit louder than the SpinTech, but was = considerably more aerodynamic, a bit lighter and cheaper. My 0.02 Ed Ed Anderson Rv-6A N494BW Rotary Powered Matthews, NC eanderson@carolina.rr.com http://www.andersonee.com http://members.cox.net/rogersda/rotary/configs.htm#N494BW http://www.dmack.net/mazda/index.html ----- Original Message -----=20 From: Mike Wills=20 To: Rotary motors in aircraft=20 Sent: Friday, May 23, 2008 1:00 PM Subject: [FlyRotary] Re: Hushpower muffler update Which brings me to ask - what ultimately happened to the Spintech? I'm = sure this was discussed in detail when you made the switch but I was off = the list at the time. Mike Wills RV-4 N144MW ----- Original Message -----=20 From: Tracy Crook=20 To: Rotary motors in aircraft=20 Sent: Thursday, May 22, 2008 7:42 AM Subject: [FlyRotary] Re: Hushpower muffler update Mine is brown too (it was the painted version so no surprise) and = you can see daylight through the two sets of perforated cones when brand = new. Tracy =20 On Tue, May 20, 2008 at 1:20 PM, Richard Nadig = wrote: Mine has gotten louder so pulled it off and looked at it. You can = see light throught the holes in the cones. The cones appear to be ok. = Have about 75 hours on it. The exterior looks as though it has been = overheated, brown chalky look. Rich Ed Anderson wrote: Thanks, Bill Yes, I have two but they may be sharing the load, so was = interested if any other single muffler use was having a problem. I know = Tracy has not, but then he's flying the Renesis which is undoubtedly = easier on the mufflers. Ed ----- Original Message -----=20 From: Bill Eslick=20 To: Rotary motors in aircraft=20 Sent: Tuesday, May 20, 2008 10:07 AM Subject: [FlyRotary] Re: Hushpower muffler update Ed, I have had my Hushpower installed for 200+ hours, and no = problems. I have the NA block with splitters, so I suspect that helps = with the longevity issue. Bill Eslick RV-6 13B NA 550+ hours http://tinyurl.com/6r88kj On Tue, May 20, 2008 at 6:54 AM, Ed Anderson = wrote: Anyone else having a problem with the Hushpower II other = than Jason? I have two on my installation and they have worked fine (so = far) and I have the turbo block without the exhaust splitters making for = a pretty powerful exhaust pulse. =20 Ed ------=_NextPart_000_0008_01C8BCE2.70C21EE0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
I think the conclusion was that while = the=20 SpinTech did the job, it:
 
1.  Was pretty heavy - I think = about 16 lbs=20 (could be off on the weight)
2.  Very Un-aerodynamic with a = flat plate=20 facing into the wind (probably its worst sin)
3. Its cost was over = $200.
 
The HushpowerII was reported as a bit = louder than=20 the SpinTech, but was considerably more aerodynamic, a bit lighter and=20 cheaper.
 
My 0.02
 
Ed
Ed Anderson
Rv-6A N494BW Rotary=20 Powered
Matthews, NC
eanderson@carolina.rr.comhttp://www.andersonee.com
http:/= /members.cox.net/rogersda/rotary/configs.htm#N494BW
http://www.dmack.net/mazda= /index.html
----- Original Message -----
From:=20 Mike = Wills
Sent: Friday, May 23, 2008 1:00 = PM
Subject: [FlyRotary] Re: = Hushpower=20 muffler update

Which brings me to ask - what = ultimately happened=20 to the Spintech? I'm sure this was discussed in detail when you made = the=20 switch but I was off the list at the time.
 
Mike Wills
RV-4 N144MW
----- Original Message -----
From:=20 Tracy Crook
To: Rotary motors in = aircraft=20
Sent: Thursday, May 22, 2008 = 7:42=20 AM
Subject: [FlyRotary] Re: = Hushpower=20 muffler update

Mine is brown too (it was the painted version so no surprise) = and you=20 can see daylight through the two sets of perforated cones when brand = new.
 
Tracy 

On Tue, May 20, 2008 at 1:20 PM, Richard = Nadig <blueren@yahoo.com> = wrote:
Mine has gotten louder so pulled it off and looked at = it.  You=20 can see light throught the holes in the cones.  The cones = appear to=20 be ok.  Have about 75 hours on it.  The exterior looks = as though=20 it has been overheated, brown chalky look.
 
Rich

Ed Anderson <eanderson@carolina.rr.com> = wrote:
Thanks, Bill
 
Yes, I have two but they may be = sharing=20 the load, so was interested if any other single muffler use was = having a=20 problem.  I know Tracy has not, but then he's flying the = Renesis=20 which is undoubtedly easier on the mufflers.
 
Ed
----- Original Message ----- =
From: Bill Eslick
To: Rotary motors=20 in aircraft
Sent: Tuesday, May 20, = 2008 10:07=20 AM
Subject: [FlyRotary] = Re:=20 Hushpower muffler update

Ed,

I have had my Hushpower installed = for 200+=20 hours, and no problems.  I have the NA block with = splitters, so I=20 suspect that helps with the longevity issue.

Bill=20 Eslick
RV-6 13B NA 550+ hours
http://tinyurl.com/6r88kj



On Tue, May 20, 2008 at 6:54 AM, Ed = Anderson=20 <eanderson@carolina.rr.com> wrote:
Anyone else having a = problem with the=20 Hushpower II other than Jason?
 
I have two on my = installation and=20 they have worked fine (so far) and I have the turbo block = without=20 the exhaust splitters making for a pretty powerful exhaust=20 pulse. 
 
Ed



=


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