X-Virus-Scanned: clean according to Sophos on Logan.com X-SpamCatcher-Score: 2 [X] Return-Path: Received: from fed1rmmtao101.cox.net ([68.230.241.45] verified) by logan.com (CommuniGate Pro SMTP 5.1.8) with ESMTP id 2023995 for flyrotary@lancaironline.net; Thu, 03 May 2007 15:04:30 -0400 Received-SPF: none receiver=logan.com; client-ip=68.230.241.45; envelope-from=alventures@cox.net Received: from fed1rmimpo02.cox.net ([70.169.32.72]) by fed1rmmtao101.cox.net (InterMail vM.7.05.02.00 201-2174-114-20060621) with ESMTP id <20070503190337.AYO1235.fed1rmmtao101.cox.net@fed1rmimpo02.cox.net> for ; Thu, 3 May 2007 15:03:37 -0400 Received: from BigAl ([72.192.132.90]) by fed1rmimpo02.cox.net with bizsmtp id uj3d1W0061xAn3c0000000; Thu, 03 May 2007 15:03:37 -0400 From: "Al Gietzen" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] intake manifold Date: Thu, 3 May 2007 12:03:44 -0800 Message-ID: <000a01c78dbe$27235c80$6400a8c0@BigAl> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit 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 V6.00.2900.3028 How are we coming off of the oval primary port into a 2.5 or 2.0in tube? ------------- Choose a tube with an inner circumference the same as (close to) the inner circumference of the port. Best make a mandrel the right size and shape to shape the tube end. Fit to about 3/8 thick aluminum manifold flange - weld. Just one way, Al