X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imf22aec.mail.bellsouth.net ([205.152.59.70] verified) by logan.com (CommuniGate Pro SMTP 5.1c.5) with ESMTP id 1452479 for flyrotary@lancaironline.net; Mon, 09 Oct 2006 21:57:40 -0400 Received-SPF: none receiver=logan.com; client-ip=205.152.59.70; envelope-from=rusty@radrotary.com Received: from ibm67aec.bellsouth.net ([65.6.194.9]) by imf22aec.mail.bellsouth.net with ESMTP id <20061010015711.CJWL13751.imf22aec.mail.bellsouth.net@ibm67aec.bellsouth.net> for ; Mon, 9 Oct 2006 21:57:11 -0400 Received: from rd ([65.6.194.9]) by ibm67aec.bellsouth.net with ESMTP id <20061010015711.VOFI10827.ibm67aec.bellsouth.net@rd> for ; Mon, 9 Oct 2006 21:57:11 -0400 From: "Russell Duffy" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Exhaust Update Date: Mon, 9 Oct 2006 20:57:11 -0500 Message-ID: <000201c6ec0f$667de8b0$6e01a8c0@rd> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0003_01C6EBE5.7DA7E0B0" 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 V6.00.2900.2962 This is a multi-part message in MIME format. ------=_NextPart_000_0003_01C6EBE5.7DA7E0B0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Friends and others, =20 =20 LOL! Others??? :-) =20 Attached are some pics of the model and the new exhaust. The = "NewExhaust2" picture also shows the new intake in the upper right corner. =20 Performance Re-cap: Static RPM Flying RPM Max Speed Original 4100 5150(max) 157kts TAS New Intake 4250 5400 162kts TAS New Exhaust 4500 5950 179kts TAS=20 =20 The new exhaust looks fantastic, and obviously works well too. This is really the way these projects progress. Stage one is just to get it = flying, which is tough enough. Next, you find that you have lots of improvement available in power, and reliability. You're doing very well Joe, though your last message about my RV-8 engine didn't make sense. Have you been huffing the epoxy fumes again :-) =20 Cheers, Rusty (Giving Tracy no chance of flying before me)=20 ------=_NextPart_000_0003_01C6EBE5.7DA7E0B0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message
Friends and=20 others,  
 
LOL! =20 Others???  :-)
 <= /FONT>

Attached are some pics of = the model=20 and the new exhaust. The “NewExhaust2” picture also shows = the new intake in the=20 upper right corner.

 

Performance=20 Re-cap:

           =              = Static RPM     Flying = RPM      Max=20 Speed

Original         &nbs= p;    =20 4100           &nb= sp;   =20  5150(max)       157kts=20 TAS

New=20 Intake         =20 4250           &nb= sp;    =20 5400           &nb= sp;  =20 162kts TAS

New=20 Exhaust      =20 4500           &nb= sp;    =20 5950           &nb= sp;  =20 179kts TAS 

 

The new exhaust looks fantastic, and = obviously works=20 well too.  This is really the way these=20 projects progress.  Stage one is just to get it flying, = which is=20 tough enough.  Next, you find that you have lots of improvement = available=20 in power, and reliability.  You're doing very well Joe, though = your=20 last message about my RV-8 engine didn't make sense.  Have you=20 been huffing the epoxy fumes again = :-)

 

Cheers,

Rusty (Giving Tracy no chance of flying = before=20 me) 

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