Return-Path: Received: from [24.25.9.103] (HELO ms-smtp-04-eri0.southeast.rr.com) by logan.com (CommuniGate Pro SMTP 4.2b5) with ESMTP id 150933 for flyrotary@lancaironline.net; Sun, 13 Jun 2004 11:55:51 -0400 Received: from EDWARD (clt25-78-058.carolina.rr.com [24.25.78.58]) by ms-smtp-04-eri0.southeast.rr.com (8.12.10/8.12.7) with SMTP id i5DFtHVw007309 for ; Sun, 13 Jun 2004 11:55:19 -0400 (EDT) Message-ID: <001901c4515e$d74b52b0$2402a8c0@EDWARD> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Pressure Reduction Was Re: [FlyRotary] Re: Some Taxi testing today. With oil leak. Date: Sun, 13 Jun 2004 11:55:24 -0400 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1409 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1409 X-Virus-Scanned: Symantec AntiVirus Scan Engine Dave, a calculator I found on the Web indicated that with oil going from a 3/8" dia (AN-6) through a 1/8" orifice would reduce the pressure by approx 40 psi. So if your engine is putting out 70-80 psi that would bring it down to the 30-40psi range which should be acceptable. Ed Ed Anderson RV-6A N494BW Rotary Powered Matthews, NC