Return-Path: Received: from [65.54.169.52] (HELO hotmail.com) by logan.com (CommuniGate Pro SMTP 4.2b3) with ESMTP id 3220684 for flyrotary@lancaironline.net; Fri, 07 May 2004 17:53:32 -0400 Received: from mail pickup service by hotmail.com with Microsoft SMTPSVC; Fri, 7 May 2004 14:53:31 -0700 Received: from 4.174.5.135 by BAY3-DAV22.phx.gbl with DAV; Fri, 07 May 2004 21:53:31 +0000 X-Originating-IP: [4.174.5.135] X-Originating-Email: [lors01@msn.com] X-Sender: lors01@msn.com From: "Tracy Crook" To: "Rotary motors in aircraft" Subject: Re: [FlyRotary] Re: surging Date: Fri, 7 May 2004 17:53:31 -0400 MIME-Version: 1.0 X-Mailer: MSN Explorer 7.02.0011.2700 Content-Type: multipart/alternative; boundary="----=_NextPart_001_0013_01C4345C.35703C40" Message-ID: X-OriginalArrivalTime: 07 May 2004 21:53:31.0651 (UTC) FILETIME=[BCCFD530:01C4347D] ------=_NextPart_001_0013_01C4345C.35703C40 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Judging from the predominance of big injectors and high fuel pressure amo= ng this group, it sounds as if you guys have all been indoctrinated by Pa= ul Lamar (Bigger & More is Better!) It just ain't so! Remember, we are = not pushing the limits of what the engine is capable of, and that's just = the way it should be. Tracy Some folks say bigger is better; others say size doesn=E2=80=99t matter =E2= =80=93 but the reason we use the 550 cc/min injectors is because they com= e with the engine, and replacements are very spendy. Al True, you and John are using what you got (right thing to do) but a lot o= f builders are going out and buying larger injectors, higher pressure fue= l regulators, etc. Got one request today for opinion on using 70(!) PSI = due to the recommendation of one racing equipment manufacturer. Can't say this enough - When it comes to rotaries on aircraft installati= ons, racing practices are almost always the wrong (or unnecessary) thing = to do. A mild street port (on 4 port engines) is one of the very few exc= eptions. Tracy ------=_NextPart_001_0013_01C4345C.35703C40 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable
 
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Judging from the predominance of big injectors and= high fuel pressure among this group, it sounds as if you guys have all b= een indoctrinated by Paul Lamar (Bigger & More is Better!)&= nbsp; It just ain't so!  Remember, we are not pushing the limits of = what the engine is capable of, and that's just the way it should b= e.

 

Tracy

 

Some folks say bigger is better; others say size doesn=E2=80=99t m= atter =E2=80=93 but the reason we use the 550 cc/min injectors is because= they come with the engine, and replacements are very spendy.

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= True, you and John are using what you got (right thing to do) but a lot o= f builders are going out and buying larger injectors, higher pressure fue= l regulators, etc.  Got one request today for opinion on using 70(!)= PSI due to the recommendation of one racing equipment manufacturer.

 

Can't say= this enough -  When it comes to rotaries on aircraft installations,= racing practices are almost always the wrong (or unnecessary) thing to d= o.  A mild street port (on 4 port engines) is one of the very few ex= ceptions.

 

Tracy

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