X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: <13brv3@bellsouth.net> Received: from imf25aec.mail.bellsouth.net ([205.152.59.73] verified) by logan.com (CommuniGate Pro SMTP 5.0.5) with ESMTP id 906867 for flyrotary@lancaironline.net; Fri, 30 Dec 2005 21:48:03 -0500 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.73; envelope-from=13brv3@bellsouth.net Received: from ibm69aec.bellsouth.net ([65.6.194.9]) by imf25aec.mail.bellsouth.net with ESMTP id <20051231024719.EPET2344.imf25aec.mail.bellsouth.net@ibm69aec.bellsouth.net> for ; Fri, 30 Dec 2005 21:47:19 -0500 Received: from rd ([65.6.194.9]) by ibm69aec.bellsouth.net with ESMTP id <20051231024719.CKDT10934.ibm69aec.bellsouth.net@rd> for ; Fri, 30 Dec 2005 21:47:19 -0500 From: "Russell Duffy" <13brv3@bellsouth.net> To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Exhaust port sizes Date: Fri, 30 Dec 2005 20:47:20 -0600 Message-ID: <000701c60db4$85809a30$6101a8c0@rd> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0008_01C60D82.3AE87420" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 In-Reply-To: Importance: Normal X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2527 This is a multi-part message in MIME format. ------=_NextPart_000_0008_01C60D82.3AE87420 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable My question is this - are the exhaust ports / bolt pattern for the 2nd = and 3rd gen engines identical? Up to now I've been using a 2nd gen turbo and manifold and it fits fine, so I think they must be. =20 Hi John, =20 To the best of my knowledge, the 2nd and 3rd gen exhaust ports share the same bolt pattern, and are the same distance apart. There "might" have = been some changes in actual diameter (particularly of the insert) from 86-95. = I don't think it could have been much of a difference though. =20 =20 Good luck, Rusty (single rotor attempts to run tomorrow) =20 ------=_NextPart_000_0008_01C60D82.3AE87420 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message

My question is this - are the exhaust ports / bolt = pattern for=20 the 2nd and 3rd gen engines identical? Up to now I've been using a 2nd = gen turbo=20 and manifold and it fits fine, so I think they must be.

 
Hi=20 John,
 
To the = best of my=20 knowledge, the 2nd and 3rd gen exhaust ports share the same bolt = pattern,=20 and are the same distance apart.  There "might" have been some = changes in=20 actual diameter (particularly of the insert) from 86-95.  I don't = think it=20 could have been much of a difference = though.  
 
Good=20 luck,
Rusty = (single rotor=20 attempts to run tomorrow)
  



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