Return-Path: <13brv3@bellsouth.net> Received: from imf24aec.mail.bellsouth.net ([205.152.59.72] verified) by logan.com (CommuniGate Pro SMTP 4.2.8) with ESMTP id 604961 for flyrotary@lancaironline.net; Wed, 12 Jan 2005 13:55:49 -0500 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.72; envelope-from=13brv3@bellsouth.net Received: from rd ([65.6.194.9]) by imf24aec.mail.bellsouth.net (InterMail vM.5.01.06.11 201-253-122-130-111-20040605) with ESMTP id <20050112185519.YOHB2032.imf24aec.mail.bellsouth.net@rd> for ; Wed, 12 Jan 2005 13:55:19 -0500 From: "Russell Duffy" <13brv3@bellsouth.net> To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: engine disassembled Date: Wed, 12 Jan 2005 12:55:31 -0600 Message-ID: <000e01c4f8d8$4a26d5e0$6101a8c0@rd> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_000F_01C4F8A5.FF8C65E0" 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 V6.00.2900.2180 This is a multi-part message in MIME format. ------=_NextPart_000_000F_01C4F8A5.FF8C65E0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable Looks like the Atkins manifold is made for the third gen engine and he = uses it for the six port also. Wouldn't it be better to use the third gen side housing at this point? looks like they would put out better power. Ken=20 =20 The secondary ports in the Atkins manifolds appear to be angled (not vertical), which would make me believe they are meant to match the = 6-port secondary holes. =20 =20 I gave some thought to going with the REW housings, but my true 4-port = sized intake wouldn't work, and I'd need 3 housings rather than 2. For 200 = HP, I'm betting the ported 4-port housings are plenty big, so I decided to = leave well enough along for this engine. =20 =20 For the single rotor, I am ordering REW housings, which should be way = more than needed, considering I'll be using two secondaries, rather than a primary and a secondary. I have to make an intake from scratch anyway, plus, Racing Beat told me that their aluminum housings (if they're ever finished) would match up to the REW ports. I'm hoping I can eventually = just change the side housings without doing anything else. =20 =20 Rusty=20 ------=_NextPart_000_000F_01C4F8A5.FF8C65E0 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable Message
 Looks like the Atkins manifold is made for the third gen = engine and=20 he uses it for the six port also.
  Wouldn't it be better to use the third gen side housing at = this=20 point? looks like they would put out better power.
 Ken 
 
The secondary=20 ports in the Atkins manifolds appear to be angled (not vertical), which = would=20 make me believe they are meant to match the 6-port secondary = holes. =20
 
I gave some=20 thought to going with the REW housings, but my true 4-port sized intake = wouldn't=20 work, and I'd need 3 housings rather than 2.  For 200 HP,  I'm = betting=20 the ported 4-port housings are plenty big, so I decided to leave well = enough=20 along for this engine. 
 
For the=20 single rotor, I am ordering REW housings, which should be way more than = needed,=20 considering I'll be using two secondaries, rather than a primary and a=20 secondary.  I have to make an intake from scratch anyway, plus, = Racing Beat=20 told me that their aluminum housings (if they're ever finished) would = match up=20 to the REW ports.  I'm hoping I can eventually just change the side = housings without doing anything else.  
 
Rusty=20
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