X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Sat, 25 Sep 2010 08:43:33 -0400 Message-ID: X-Original-Return-Path: Received: from imr-ma03.mx.aol.com ([64.12.206.41] verified) by logan.com (CommuniGate Pro SMTP 5.3.9) with ESMTP id 4480021 for lml@lancaironline.net; Fri, 24 Sep 2010 16:30:05 -0400 Received-SPF: pass receiver=logan.com; client-ip=64.12.206.41; envelope-from=Sky2high@aol.com Received: from imo-da02.mx.aol.com (imo-da02.mx.aol.com [205.188.169.200]) by imr-ma03.mx.aol.com (8.14.1/8.14.1) with ESMTP id o8OKTKN8025251 for ; Fri, 24 Sep 2010 16:29:20 -0400 Received: from Sky2high@aol.com by imo-da02.mx.aol.com (mail_out_v42.9.) id q.be1.80e54286 (43911) for ; Fri, 24 Sep 2010 16:29:17 -0400 (EDT) Received: from magic-d22.mail.aol.com (magic-d22.mail.aol.com [172.19.155.138]) by cia-dc07.mx.aol.com (v129.4) with ESMTP id MAILCIADC078-ab874c9d0a1c366; Fri, 24 Sep 2010 16:29:16 -0400 From: Sky2high@aol.com X-Original-Message-ID: <6798d.1cae243e.39ce641c@aol.com> X-Original-Date: Fri, 24 Sep 2010 16:29:16 EDT Subject: Re: [LML] Re: Avgas & Mogas mix X-Original-To: lml@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="part1_6798d.1cae243e.39ce641c_boundary" X-Mailer: AOL 9.5 sub 155 X-AOL-IP: 24.15.17.119 X-Spam-Flag:NO X-AOL-SENDER: Sky2high@aol.com --part1_6798d.1cae243e.39ce641c_boundary Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: quoted-printable Danny, =20 Lorn is right. Please go read the EAA's data on the mogas STC and the=20 ever important alcohol presence test. =20 Others have tried and watched the fuel tank sealer breakup and clog/destro= y=20 other parts of the system, thus a fuelish penny saved is a penny burned= =20 for repairs. =20 =20 The grapevine is only good for growing grapes. =20 Grayhawk =20 PS, I thought you were looking for high performance - that is not =20 compatible with the grapevine squeezings. =20 =20 =20 In a message dated 9/24/2010 12:36:10 P.M. Central Daylight Time, =20 danny.miller@verizon.net writes: The obvious reason would be a cost savings but only if you need 100LL. = If your engine spec says 80/87, there's no gain. I wasn't aware that ethano= l free mogas had become so impossible to get. Danny Miller N 38=B0 43' 27" W 77=B0 30' 38" -----Original Message----- From: Lorn H Olsen [mailto:lorn@dynacomm.us]=20 Sent: Friday, September 24, 2010 10:02 AM To: Lancair List Cc: Danny Miller Subject: Re: Avgas & Mogas mix Danny, Why mix the fuel? The engine manual for my engine, the O-320-D1F, 160 HP specifies 80/87 octane fuel. What is to be gained by mixing? The real problem is getting auto fuel without ethanol. Moisture will=20 combine with the ethanol effectively sucking it out of the fuel and laying it at= =20 the bottom of the tank. Without the ethanol, the octane is lowered. Ethanol= may or may not also eat the coating off of the gas tanks. I have seen this happen. 3 years ago, many auto gas stations in Michigan sold fuel without ethanol but not any more. Last year I tested the fuel at 12 gas stations. All had changed to a methanol mixture. The only 3 airports that I have been able= to find that still sell non-ethanol auto fuel are in Marshall, Mi, Chesapeak= e, Va and Barnwell, SC. Lorn > From: "Danny Miller" > Date: September 23, 2010 5:24:26 PM EDT >=20 > I heard through the grapevine that a mix of 2/3 mogas with 1/3 avgas is= a viable mix for most LNC2 types. Does anybody have experience with this? >=20 > Danny Miller > N 38=B0 43' 27" > W 77=B0 30' 38" -- Lorn H. 'Feathers' Olsen, MAA, ASMEL, ASES, Comm, Inst DynaComm, Corp., 248-345-0500, mailto:lorn@dynacomm.us LNC2, FB90/92, O-320-D1F, 1,750 hrs, N31161, Y47, SE Michigan -- For archives and unsub http://mail.lancaironline.net:81/lists/lml/List.ht= ml --part1_6798d.1cae243e.39ce641c_boundary Content-Type: text/html; charset="ISO-8859-1" Content-Transfer-Encoding: quoted-printable <= FONT id=3Drole_document color=3D#000000 size=3D2 face=3DArial>
Danny,
 
Lorn is right.  Please go read the EAA's data on the mogas= =20 STC and the ever important alcohol presence test.
 
Others have tried and watched the fuel tank sealer breakup and clog/d= estroy=20 other parts of the system, thus a fuelish penny saved is a penny burn= ed for=20 repairs.
 
The grapevine is only good for growing grapes.
 
Grayhawk
 
PS, I thought you were looking for high performance - that is not=20 compatible with the grapevine squeezings.
 
 
In a message dated 9/24/2010 12:36:10 P.M. Central Daylight Time,=20 danny.miller@verizon.net writes:
The=20 obvious reason would be a cost savings but only if you need 100LL. = =20 If
your engine spec says 80/87, there's no gain.  I wasn't aware= that=20 ethanol
free mogas had become so impossible to get.

Danny=20 Miller
N 38=B0 43' 27"
W 77=B0 30' 38"


-----Original=20 Message-----
From: Lorn H Olsen [mailto:lorn@dynacomm.us]
Sent:= Friday,=20 September 24, 2010 10:02 AM
To: Lancair List
Cc: Danny=20 Miller
Subject: Re: Avgas & Mogas mix

Danny,

Why mi= x the=20 fuel? The engine manual for my engine, the O-320-D1F, 160 HP
specifie= s=20 80/87 octane fuel. What is to be gained by mixing?

The real probl= em is=20 getting auto fuel without ethanol. Moisture will combine
with the eth= anol=20 effectively sucking it out of the fuel and laying it at the
bottom of= the=20 tank. Without the ethanol, the octane is lowered. Ethanol may
or may= not=20 also eat the coating off of the gas tanks. I have seen=20 this
happen.

3 years ago, many auto gas stations in Michigan= sold=20 fuel without ethanol
but not any more. Last year I tested the fuel at= 12=20 gas stations. All had
changed to a methanol mixture. The only 3 airpo= rts=20 that I have been able to
find that still sell non-ethanol auto fuel= are in=20 Marshall, Mi, Chesapeake,
Va and Barnwell, SC.

Lorn

>= ;=20 From: "Danny Miller" <danny.miller@verizon.net>
> Date: Sept= ember=20 23, 2010 5:24:26 PM EDT
>
> I heard through the grapevine= that a=20 mix of 2/3 mogas with 1/3 avgas is a
viable mix for most LNC2 types.= Does=20 anybody have experience with this?
>
> Danny Miller
>= N 38=B0=20 43' 27"
> W 77=B0 30' 38"

--
Lorn H. 'Feathers' Olsen,= MAA,=20 ASMEL, ASES, Comm, Inst
DynaComm, Corp., 248-345-0500,=20 mailto:lorn@dynacomm.us
LNC2, FB90/92, O-320-D1F, 1,750 hrs, N31161,= Y47,=20 SE Michigan



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