Return-Path: <13brv3@bellsouth.net> Received: from imf18aec.mail.bellsouth.net ([205.152.59.66] verified) by logan.com (CommuniGate Pro SMTP 4.2.8) with ESMTP id 616159 for flyrotary@lancaironline.net; Fri, 21 Jan 2005 11:19:37 -0500 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.66; envelope-from=13brv3@bellsouth.net Received: from rd ([65.6.194.9]) by imf18aec.mail.bellsouth.net (InterMail vM.5.01.06.11 201-253-122-130-111-20040605) with ESMTP id <20050121161907.EWRU2060.imf18aec.mail.bellsouth.net@rd> for ; Fri, 21 Jan 2005 11:19:07 -0500 From: "Russell Duffy" <13brv3@bellsouth.net> To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: Pport/cold side injectors Date: Fri, 21 Jan 2005 10:19:23 -0600 Message-ID: <000001c4ffd4$f8712210$6101a8c0@rd> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0001_01C4FFA2.ADD6B210" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2527 This is a multi-part message in MIME format. ------=_NextPart_000_0001_01C4FFA2.ADD6B210 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable This is courtesy of an overzealous organic chemistry professor from = 1987. I may have forgotten a thing or two since then. Great explanation Ernest! I hated chemistry like you can't imagine, but this was an enjoyable, and understandable. =20 =20 As for the cold side injection, I ran my engine that way for a number of hours. The intake was just like Paul Conner's original intake, with the runners that wrapped all the way over to a throttle body on the cold = side of the engine. There were 4 injectors in the throttle body. The primary problem with this was throttle response, which was horrid. I suspected = that it was having mixture issues as well, but could never prove that. The current system was shortened, so the throttle body is directly on top of = the engine. The injectors are in the stock intermediate housing location, = and two secondary injectors are in the secondary runners, just a few inches = from the side housing ports. This is not a Pport of course. =20 =20 Cheers, Rusty =20 ------=_NextPart_000_0001_01C4FFA2.ADD6B210 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message

This is courtesy of an overzealous organic chemistry = professor=20 from 1987.  I may have forgotten a thing or two since = then.

Great = explanation=20 Ernest!  I hated chemistry like you can't imagine, but this was an=20 enjoyable, and understandable. 
 
As for = the cold side=20 injection, I ran my engine that way for a number of hours.  The = intake was=20 just like Paul Conner's original intake, with the runners that wrapped = all the=20 way over to a throttle body on the cold side of the = engine.  There=20 were 4 injectors in the throttle body.   The primary = problem with=20 this was throttle response, which was horrid.  I suspected that it = was=20 having mixture issues as well, but could never prove that.  The = current=20 system was shortened, so the throttle body is directly on top of the=20 engine.  The injectors are in the stock intermediate housing = location, and=20 two secondary injectors are in the secondary runners, just a few inches = from the=20 side housing ports.  This is not  a Pport of = course. =20
 
Cheers,
Rusty
 


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