Return-Path: Received: from server11.safepages.com ([216.127.146.25] verified) by logan.com (CommuniGate Pro SMTP 4.1) with ESMTP id 2510222 for flyrotary@lancaironline.net; Sun, 03 Aug 2003 10:51:44 -0400 Received: by server11.safepages.com (Postfix, from userid 1012) id 2D3471AA052; Sun, 3 Aug 2003 14:50:45 +0000 (GMT) Received: from 2b0w201 (1Cust61.tnt24.atl4.da.uu.net [65.227.68.61]) by server11.safepages.com (Postfix) with ESMTP id 83B64197884 for ; Sun, 3 Aug 2003 14:50:44 +0000 (GMT) From: "Tommy James" To: "Rotary motors in aircraft" Subject: Cooling? Date: Sun, 3 Aug 2003 10:52:00 -0400 Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook IMO, Build 9.0.2416 (9.0.2911.0) In-Reply-To: Importance: Normal X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2919.6600 Ed and all, What is the ratio of air-outlet area to air-inlet area on your plane? I have read/heard it should be ~1.3x inlet area for ground and high power output situations. TJ<><