Return-Path: Received: from fed1rmmtao02.cox.net ([68.230.241.37] verified) by logan.com (CommuniGate Pro SMTP 4.2b5) with ESMTP id 166359 for flyrotary@lancaironline.net; Thu, 17 Jun 2004 12:51:58 -0400 Received: from BigAl ([68.107.116.221]) by fed1rmmtao02.cox.net (InterMail vM.6.01.03.02 201-2131-111-104-20040324) with ESMTP id <20040617165125.WCQW4144.fed1rmmtao02.cox.net@BigAl> for ; Thu, 17 Jun 2004 12:51:25 -0400 From: "Al Gietzen" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: Fuel Delivery - Vapor Lock Date: Thu, 17 Jun 2004 09:51:36 -0700 Message-ID: <002701c4548b$5a505d20$6400a8c0@BigAl> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0028_01C45450.ADF18520" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 In-Reply-To: Importance: Normal This is a multi-part message in MIME format. ------=_NextPart_000_0028_01C45450.ADF18520 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Guys, I could be wrong but mogas vapor pressure has been reported as usually higher than avgas.IMHO Kelly Troyer Yes; higher vapor pressure translates into more likelihood of vapor lock. Mogas generally has higher v.p. than 100LL. I don't remember the numbers, but it is not a big difference. Al ------=_NextPart_000_0028_01C45450.ADF18520 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

 

Guys,

 I could be wrong but mogas vapor = pressure has been reported as usually

higher than avgas.IMHO

 

Kelly Troyer

 

Yes; higher vapor pressure translates into more likelihood of vapor = lock.  Mogas generally has higher v.p. than 100LL.  I don’t remember the = numbers, but it is not a big difference.

Al

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