Return-Path: Received: from smtp106.mail.sc5.yahoo.com ([66.163.169.226] verified) by logan.com (CommuniGate Pro SMTP 4.2.5) with SMTP id 568248 for flyrotary@lancaironline.net; Wed, 15 Dec 2004 08:19:59 -0500 Received-SPF: none receiver=logan.com; client-ip=66.163.169.226; envelope-from=prvt_pilot@yahoo.com Received: from unknown (HELO stevehome) (prvt?pilot@24.136.229.34 with login) by smtp106.mail.sc5.yahoo.com with SMTP; 15 Dec 2004 13:19:29 -0000 Reply-To: From: "Steve Brooks" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: Injectors Date: Wed, 15 Dec 2004 08:19:28 -0500 Message-ID: <006c01c4e2a8$b5717030$6b01a8c0@workgroup.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook CWS, Build 9.0.6604 (9.0.2911.0) X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1441 Importance: Normal In-Reply-To: Ed, I think, though it's a guess, that I need the 550cc injectors in order to get enough fuel for the turbo. That's why I was thinking about leaving them in the secondary, but going smaller in the primary to improve the low power mixture. What do you think ? Steve -----Original Message----- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net]On Behalf Of Ed Anderson Sent: Wednesday, December 15, 2004 8:01 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Injectors Steve, I have attempted to use 550 CC injectors on two occasions and while I flew with them for a while, I finally removed them for the reason you cited - too rich at low rpms. FWIW Ed Anderson ----- Original Message ----- From: "Steve Brooks" > Right now I'm running the stock 550cc injectors, but I'm considering > changing the primary injectors to 440cc, to help the low end mixture, and > leave the secondaries at 550cc, so that I still get sufficient fuel flow > with the turbo at higher power settings. > > My thinking is that the 440cc injectors would allow me turn the fuel > pressure back up to 38 lbs. and hopefully still be able to tune the lower > end where only the primary injectors are supplying fuel. > > Does anyone have experience doing this, hopefully with a turbo, or just have > an opinion ? > > Steve Brooks > > > >> Homepage: http://www.flyrotary.com/ > >> Archive: http://lancaironline.net/lists/flyrotary/List.html > >> Homepage: http://www.flyrotary.com/ >> Archive: http://lancaironline.net/lists/flyrotary/List.html