X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from smtp101.sbc.mail.re3.yahoo.com ([66.196.96.84] verified) by logan.com (CommuniGate Pro SMTP 5.3.5) with SMTP id 4193937 for flyrotary@lancaironline.net; Fri, 02 Apr 2010 20:47:32 -0400 Received-SPF: none receiver=logan.com; client-ip=66.196.96.84; envelope-from=downing.j@sbcglobal.net Received: (qmail 6194 invoked from network); 3 Apr 2010 00:46:57 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=sbcglobal.net; h=Received:X-Yahoo-SMTP:X-YMail-OSG:X-Yahoo-Newman-Property:Message-ID:From:To:References:In-Reply-To:Subject:Date:MIME-Version:Content-Type:X-Priority:X-MSMail-Priority:X-Mailer:X-MimeOLE; b=nG2RjWO0GOYfMYiWc2U2zFrW7UIVTyxmcEXxzjVYXbRwpav5tiG6canOXnTz1El7b70dThXRsToTsrIXsZkDXl75Z3ImqSJ3b996QRe6I72tJSIqW8I6lhlSiSZcaFYcjF9qyfoHODMsnsiH3vNL5NWS2q1EPg74NIpxQ4BgQbA= ; Received: from JohnPC (downing.j@69.209.99.72 with login) by smtp101.sbc.mail.re3.yahoo.com with SMTP; 02 Apr 2010 17:46:56 -0700 PDT X-Yahoo-SMTP: 4Ss7WYSswBAR3ULsDHPw5yIFKkoakpn6PCJcwuPp3izwMVSl X-YMail-OSG: 6wX9VJUVM1lt_lcSzWqbCu4.S9fwA8gipTcFhGPMOsW5bdS3FWVKpIfqUUtVw9i86oBf4FGGY2sg3my2e7fkfVxl8msuk2_EsWCQ51iwduA4ch1Dpbq7b8SwTHeepFGXMFBjuabGKr4YD_chHl2r7dsT_rQEIgi6WvJfAJkLNShYcPLOHHendYlawbO_xBFINXE4tZaOXJDlp63eXOdLxksdBF7f1DV.ELahjx0FCnyWAigUNR8iV2vcMSUa.2CbVwl95Ji28BjVS1te9pwfsozdGB4i_7wHc0HeOR4DoWsOfc16DMzAcdOGj5sjPomHhNYCaCdE7odePqK1Dl3rGJZq3JsF4S7QE0P893JfpoxtQQshX3emqq5uoDvjxvv6fMuZTlDf5XCUJQUivYm4t_j3a7kyyv7WAx4Gu4ss4jijMApu7YQLv0Ry X-Yahoo-Newman-Property: ymail-3 Message-ID: <565188CC39E6498FB436FC0CFF63776A@JohnPC> From: "John" To: "Rotary motors in aircraft" References: In-Reply-To: Subject: Re: [FlyRotary] Re: Weber Date: Fri, 2 Apr 2010 20:46:54 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_001F_01CAD2A5.A13C7090" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Windows Mail 6.0.6002.18005 X-MimeOLE: Produced By Microsoft MimeOLE V6.0.6002.18005 This is a multi-part message in MIME format. ------=_NextPart_000_001F_01CAD2A5.A13C7090 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable George, the carb came from Atkins all ready jetted and is near to the = one Ken Welter is using with the exception of Main Jet, Ken is using a = 200 main jet according to my notes. Lynn will have to explain the choke = function, as I'm not to sharp on carburetors and jetting. = JohnD....trying to get a 85 hp, 1600 cc VW running at the moment without = much success ----- Original Message -----=20 From: George Lendich=20 To: Rotary motors in aircraft=20 Sent: Friday, April 02, 2010 5:27 PM Subject: [FlyRotary] Re: Weber 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_001F_01CAD2A5.A13C7090 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
George, the carb came from Atkins all = ready jetted=20 and is near to the one Ken Welter is using with the exception of Main = Jet, Ken=20 is using a 200 main jet according to my notes.  Lynn will have to = explain=20 the choke function, as I'm not to sharp on carburetors and = jetting. =20 JohnD....trying to get a 85 hp, 1600 cc VW running at the moment = without=20 much success
----- Original Message -----
From:=20 George=20 Lendich
Sent: Friday, April 02, 2010 = 5:27=20 PM
Subject: [FlyRotary] Re: = Weber

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=20 acts 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=20 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=20 to install.  I hope the oil injection line comes today so I can = get the=20 bird into the air, but won't have much chance to work on = it until after=20 Easter.  = JohnD 
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