Return-Path: Received: from [65.54.168.122] (HELO hotmail.com) by logan.com (CommuniGate Pro SMTP 4.2b3) with ESMTP id 3225859 for flyrotary@lancaironline.net; Tue, 11 May 2004 01:46:28 -0400 Received: from mail pickup service by hotmail.com with Microsoft SMTPSVC; Mon, 10 May 2004 22:46:28 -0700 Received: from 4.171.174.156 by bay3-dav18.bay3.hotmail.com with DAV; Tue, 11 May 2004 05:46:28 +0000 X-Originating-IP: [4.171.174.156] X-Originating-Email: [lors01@msn.com] X-Sender: lors01@msn.com From: "Tracy Crook" To: "Rotary motors in aircraft" Subject: Re: [FlyRotary] injector relocation predictions? Date: Tue, 11 May 2004 01:46:25 -0400 MIME-Version: 1.0 X-Mailer: MSN Explorer 7.02.0011.2700 Content-Type: multipart/alternative; boundary="----=_NextPart_001_0004_01C436F9.C4E5AF00" Message-ID: X-OriginalArrivalTime: 11 May 2004 05:46:28.0328 (UTC) FILETIME=[4DDE5E80:01C4371B] ------=_NextPart_001_0004_01C436F9.C4E5AF00 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Really? 30 inch runners? I knew they were long but that's just way too l= ong. I don't think injector relocation will fix power but it should do w= onders for idle, low throttle tuning & throttle response. Tracy ----- Original Message ----- From: Russell Duffy Sent: Monday, May 10, 2004 9:33 PM To: Rotary motors in aircraft Subject: [FlyRotary] injector relocation predictions? Greetings, As I mentioned before, one of the relatively easy options for improvement= will be to move the 4 injectors, and keep the current intake. As they a= re now, all 4 injectors are in the TB, which is 30 inches away on the col= d side of the engine. I believe I can mount the two stock primaries back= in the block, and can probably mount the two secondaries in the intake, = maybe 2 inches from the engine. =20 Here's the question, do you think this will increase power? In other wor= ds, am I losing power by having the injectors coating the inside of the l= ong tubing, rather than efficiently delivering the fuel to the engine? =20 Thanks, Rusty (thinking of draining one fuel tank, and filling it with helium to = improve climb) =20 ------=_NextPart_001_0004_01C436F9.C4E5AF00 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Really? 30 inc= h runners?  I knew they were long but that's just way too long. = ; I don't think injector relocation will fix power but it should do wonde= rs for idle, low throttle tuning & throttle response.
 
Tracy
 
----- Or= iginal Message -----
From: Russell Duffy
Sent: Monday, May 10, 2004 9:33 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] injector relocation predic= tions?
 
= Greetings,
 
As I mentioned before, one of the relatively ea= sy options for improvement will be to move the 4 injectors, and keep the = current intake.  As they are now, all 4 injectors are in the TB= , which is 30 inches away on the cold side of the engine.  I believe= I can mount the two stock primaries back in the block, and can probably = mount the two secondaries in the intake, maybe 2 inches from the eng= ine.  
 
Here's the question, do you think this will increase power?  I= n other words, am I losing power by having the injectors coating the insi= de of the long tubing, rather than efficiently delivering the fuel t= o the engine?  
 
Thanks,
Rusty (thinking of d= raining one fuel tank, and filling it with helium to improve climb) =   
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