Return-Path: Sender: (Marvin Kaye) To: flyrotary Date: Mon, 05 May 2003 15:14:00 -0400 Message-ID: X-Original-Return-Path: Received: from sccrmhc02.attbi.com ([204.127.202.62] verified) by logan.com (CommuniGate Pro SMTP 4.1b4) with ESMTP id 2333881 for flyrotary@lancaironline.net; Mon, 05 May 2003 13:19:17 -0400 Received: from rv8 (12-225-206-211.client.attbi.com[12.225.206.211]) by sccrmhc02.attbi.com (sccrmhc02) with SMTP id <2003050517191100200ajaije>; Mon, 5 May 2003 17:19:11 +0000 X-Original-Message-ID: <071901c3132a$69cf3fd0$d3cee10c@rv8> From: "kevin lane" X-Original-To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: fuel pump suction? X-Original-Date: Mon, 5 May 2003 10:18:55 -0700 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 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Gary Graham goes on at great lengths about the changes in vapor pressure and how locating the pump too high introduces bubbles, formed from dissolved gases in the fuel, not from the atmosphere, into the fuel line.(similar to opening a soda) He has a window in his fuel line and can actually see the bubbles. I would keep the pump on the floor if at all possible. kevin