X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from poplet2.per.eftel.com ([203.24.100.45] verified) by logan.com (CommuniGate Pro SMTP 5.3.5) with ESMTP id 4193828 for flyrotary@lancaironline.net; Fri, 02 Apr 2010 17:27:40 -0400 Received-SPF: none receiver=logan.com; client-ip=203.24.100.45; envelope-from=lendich@aanet.com.au Received: from sv1-1.aanet.com.au (mail.aanet.com.au [203.24.100.34]) by poplet2.per.eftel.com (Postfix) with ESMTP id 506211736F4 for ; Sat, 3 Apr 2010 05:27:04 +0800 (WST) Received: from ownerf1fc517b8 (203.171.92.134.static.rev.aanet.com.au [203.171.92.134]) by sv1-1.aanet.com.au (Postfix) with SMTP id B6F6CBEC009 for ; Sat, 3 Apr 2010 05:27:02 +0800 (WST) Message-ID: From: "George Lendich" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Weber Date: Sat, 3 Apr 2010 07:27:03 +1000 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0020_01CAD2FF.0EC62300" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5843 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 X-Antivirus: avast! (VPS 100402-1, 04/02/2010), Outbound message X-Antivirus-Status: Clean This is a multi-part message in MIME format. ------=_NextPart_000_0020_01CAD2FF.0EC62300 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable John, How did you select the size. My figures say it's near ideal for 7,200 = rpm.=20 John or Lynn Also not knowing the inner workings of Webers, is the choke as a = smoother transition. I assume it is and acts as a venturi, increasing = velocity. George ( down under) Kevin, here is what I have. 48 Weber with 42 chokes, 180 main jet, = 160 air correction, F-7 emulsion tubes. The intake manifold is Atkins = over the top and the distance from the block is 13 inches to the carb = butterfly and 17 1/4 inches to the air inlet on the Weber. For the fuel = injection the Weber is used as the Throttle body. The engine runs real = good on the Weber, but my EC-2 skills need much more work on them. The = next thing is to make a pair of air horns to install. I hope the oil = injection line comes today so I can get the bird into the air, but won't = have much chance to work on it until after Easter. JohnD ------=_NextPart_000_0020_01CAD2FF.0EC62300 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
John,
How did you select the size. My figures = say it's=20 near ideal for 7,200 rpm.
John or Lynn
Also not knowing the inner workings of=20 Webers, is the choke as a smoother transition. I assume it is = and acts=20 as a venturi, increasing velocity.
George ( down under)
Kevin, here is what I have.  48 = Weber with=20 42 chokes, 180 main jet, 160 air correction, F-7 emulsion tubes.  = The=20 intake manifold is Atkins over the top and the distance from the block = is 13=20 inches to the carb butterfly and 17 1/4 inches to the air inlet on the = Weber.  For the fuel injection the Weber is used as the Throttle=20 body.  The engine runs real good on the Weber, but my EC-2 skills = need=20 much more work on them.  The next thing is to make a pair of air = horns to=20 install.  I hope the oil injection line comes today so I can get = the bird=20 into the air, but won't have much chance to work on it until = after=20 Easter.  JohnD 
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