X-Virus-Scanned: clean according to Sophos on Logan.com X-SpamCatcher-Score: 2 [X] Return-Path: Received: from imf22aec.mail.bellsouth.net ([205.152.59.70] verified) by logan.com (CommuniGate Pro SMTP 5.1.7) with ESMTP id 1910584 for flyrotary@lancaironline.net; Fri, 09 Mar 2007 00:20:58 -0500 Received-SPF: none receiver=logan.com; client-ip=205.152.59.70; envelope-from=rusty@radrotary.com Received: from ibm65aec.bellsouth.net ([65.6.194.9]) by imf22aec.mail.bellsouth.net with ESMTP id <20070309051959.EMEV24012.imf22aec.mail.bellsouth.net@ibm65aec.bellsouth.net> for ; Fri, 9 Mar 2007 00:19:59 -0500 Received: from rd ([65.6.194.9]) by ibm65aec.bellsouth.net with ESMTP id <20070309051959.SUQV26317.ibm65aec.bellsouth.net@rd> for ; Fri, 9 Mar 2007 00:19:59 -0500 From: "Russell Duffy" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: The truth??? / Injector flow rate mystery solved Date: Thu, 8 Mar 2007 23:19:59 -0600 Message-ID: <003001c7620a$95391690$6e01a8c0@rd> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0031_01C761D8.4A9EA690" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6822 In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3028 Thread-Index: Acdh65ZKHXN+nitFTZysJutL19ghUAAHjSwQ Importance: Normal This is a multi-part message in MIME format. ------=_NextPart_000_0031_01C761D8.4A9EA690 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable Tracy and I have been discussing this injector flow rate anomaly for = years - =20 For some reason, I was certain that the Mazda injectors flowed more than they were rated for, but after sifting through some old logs, that's not true for all Mazda injectors. I sent 4 slightly used 550's to RC Engineering, and they tested them at 547, 549, 551, and 551. If that = ain't 550, I don't know what is :-) =20 =20 I guess I'm baffled now. Does Mazda operate them at 5 volts or = something, rather than 12V? That would slow down the response time. =20 =20 =20 Hey the HKS is a good little engine in my opinion - not as good as a = light weight rotary (which we don't have yet - Richard! get a move on {:>)), = but it'll get you flying again.=20 =20 Thanks for the comments. It can't hurt much to try it, because I've = already got people who want to buy it if it doesn't work out. Still, it's as = much trouble to install as the rotary, so it really comes down to a weight = issue, and perhaps whether I'll ever get my redrive from Autoflight... =20 =20 Rusty =20 ------=_NextPart_000_0031_01C761D8.4A9EA690 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable Message
Tracy and I have been discussing = this=20 injector flow rate anomaly for years -  
 
For some reason, I was certain that the Mazda = injectors=20 flowed more than they were rated for, but after sifting through some old = logs,=20 that's not true for all Mazda injectors.   I sent 4 slightly = used=20 550's to RC Engineering, and they tested them at 547, 549, 551, and = 551.  If that ain't 550, I don't know what is=20 :-)  
 
I guess I'm baffled now.  Does Mazda = operate them=20 at 5 volts or something, rather than 12V?  That would slow down the = response time.   
 
 
Hey the HKS is a good little = engine in my=20 opinion - not as good as a light weight rotary (which we don't have yet = -=20 Richard! get a move on {:>)), but it'll get you  flying = again. 
 
Thanks for the comments.  It can't hurt much = to try it,=20 because I've already got people who want to buy it if it doesn't work = out. =20 Still, it's as much trouble to install as the rotary, so it really comes = down to=20 a weight issue, and perhaps whether I'll ever get my redrive from=20 Autoflight...  
 
Rusty
 
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