Return-Path: Received: from out007.verizon.net ([206.46.170.107] verified) by logan.com (CommuniGate Pro SMTP 4.1.8) with ESMTP id 3073294 for flyrotary@lancaironline.net; Wed, 10 Mar 2004 22:06:48 -0500 Received: from netzero.net ([4.12.145.173]) by out007.verizon.net (InterMail vM.5.01.06.06 201-253-122-130-106-20030910) with ESMTP id <20040311030647.OCWS28276.out007.verizon.net@netzero.net> for ; Wed, 10 Mar 2004 21:06:47 -0600 Message-ID: <404FD7C7.1090105@netzero.net> Date: Wed, 10 Mar 2004 22:06:47 -0500 From: Finn Lassen User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.4) Gecko/20030624 Netscape/7.1 (ax; PROMO) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Rotary motors in aircraft Subject: Re: [FlyRotary] Re: marvel mystery oil? References: In-Reply-To: Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 8bit X-Authentication-Info: Submitted using SMTP AUTH at out007.verizon.net from [4.12.145.173] at Wed, 10 Mar 2004 21:06:47 -0600 Charlie & Tupper England wrote: >> Rusty, Paul Lamar conducted a oil burning test to see how much >> “sludge” is left after burning out. >> Turned out 2 cycle oil was the best MMO was not that good for this >> application. >> Bulent > > > His test was 'interesting', but if Tracy, Ed, & probably others are > getting unburned 2stroke oil scavenged from the combustion chamber > into their crankcases, I gotta ask if his test has any significance in > this application. > > What do you guys that are flying think? > > Charlie You're right Charlie. 1) Using Mobil 1 synthetic you can actually see the red-tinting from the scavenged MMO after a while. 2) The belly of the airplace is tinted redish after a while (of no cleaning). Both are indicators that at least the MMO is not being burned. Don't know if not enough time in contact with combustion gasses or why. Finn