X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Mon, 09 Jul 2007 20:23:26 -0400 Message-ID: X-Original-Return-Path: Received: from [68.98.211.24] (HELO systems3.net) by logan.com (CommuniGate Pro SMTP 5.1.10) with ESMTP id 2167115 for lml@lancaironline.net; Mon, 09 Jul 2007 11:59:59 -0400 Received-SPF: none receiver=logan.com; client-ip=68.98.211.24; envelope-from=cberland@systems3.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----_=_NextPart_001_01C7C242.1BAEBEE7" Subject: RE: [LML] Re: oil filters - 21st century preferred Content-class: urn:content-classes:message X-MimeOLE: Produced By Microsoft Exchange V6.5 X-Original-Date: Mon, 9 Jul 2007 08:59:18 -0700 X-Original-Message-ID: <87C33F695961494D886EB3B6C8A476512F3E6A@s3server.Systems3.local> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [LML] Re: oil filters - 21st century preferred Thread-Index: AcfB1SC/ce83sts5QgSV5sAWewNaAwAbHMtQ From: "Craig Berland" X-Original-To: "Lancair Mailing List" This is a multi-part message in MIME format. ------_=_NextPart_001_01C7C242.1BAEBEE7 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable I would ignore that comment other than to point out we sometimes get to "concerned". Aircraft do have less need for filtration than autos as they spend more of their time in "clean air". However, I would NEVER consider not changing the oil and neither would George. He changed to a "straight" weight oil from multi viscosity for better engine protection. cb ________________________________ From: Lancair Mailing List [mailto:lml@lancaironline.net] On Behalf Of Colyn Case on earthlink Sent: Sunday, July 08, 2007 7:59 PM To: lml@lancaironline.net Subject: [LML] Re: oil filters - 21st century preferred George said, Keep in mind that there is about 400 million hours of aircraft piston engine experience in engines for which there was no oil filter and they never changed the oil - - they just added oil as needed. Engines had excellent TBO's. In many cases, over 3000 hours. =20 Well that's cool. =20 Does that include current vintage turbo chargers and valve trains? =20 ------_=_NextPart_001_01C7C242.1BAEBEE7 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

I would ignore that comment other than to point = out we=20 sometimes get to "concerned". Aircraft do have less need for = filtration=20 than autos as they spend more of their time in "clean air". = However, I=20 would NEVER consider not changing the oil and neither would = George. He=20 changed to a "straight" weight oil from multi viscosity for better = engine=20 protection.

cb

From: Lancair Mailing List=20 [mailto:lml@lancaironline.net] On Behalf Of Colyn Case on=20 earthlink
Sent: Sunday, July 08, 2007 7:59 PM
To:=20 lml@lancaironline.net
Subject: [LML] Re: oil filters - 21st = century=20 preferred

George said, Keep in mind = that there=20 is about 400 million hours of aircraft piston engine experience in = engines=20 for which there was no oil filter and they never changed the oil - - = they just=20 added oil as needed. Engines had excellent = TBO’s. In many=20 cases, over 3000 hours.

Well that's=20 cool.

Does that = include=20 current vintage turbo chargers and valve trains?

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