X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from ug-out-1314.google.com ([66.249.92.170] verified) by logan.com (CommuniGate Pro SMTP 5.1c.2) with ESMTP id 1334973 for flyrotary@lancaironline.net; Thu, 03 Aug 2006 07:42:39 -0400 Received-SPF: pass receiver=logan.com; client-ip=66.249.92.170; envelope-from=cozy4pilot@gmail.com Received: by ug-out-1314.google.com with SMTP id j40so940621ugd for ; Thu, 03 Aug 2006 04:41:51 -0700 (PDT) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:from:to:subject:date:message-id:mime-version:content-type:x-priority:x-msmail-priority:x-mailer:importance:in-reply-to:x-mimeole; b=uWvt42N+v6Mr1swKiQ96kuPu2vfh5PQchikA5xrWlAAhuqI6cn86fEmxeI7OBloBcbI0YShWdyS0uKrfbYPhFi3BR7D2hVoXSciIHDKoH4ODw3DfaKuxqCjA/zjeTp2wv68G9XUdlBBE6vi8Immv7JzGQTny6Xy7Sfzc/mXWxrQ= Received: by 10.64.185.20 with SMTP id i20mr758144qbf; Thu, 03 Aug 2006 04:41:50 -0700 (PDT) Return-Path: Received: from stevehome ( [71.55.75.37]) by mx.gmail.com with ESMTP id 24sm4002107wrl.2006.08.03.04.41.49; Thu, 03 Aug 2006 04:41:50 -0700 (PDT) From: "Steve Brooks" To: "Rotary motors in aircraft" Subject: RE: [Fly Rotary] 20B Turbo Question Date: Thu, 3 Aug 2006 07:42:06 -0400 Message-ID: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0022_01C6B6D0.515C3CD0" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook IMO, Build 9.0.2416 (9.0.2910.0) Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1807 This is a multi-part message in MIME format. ------=_NextPart_000_0022_01C6B6D0.515C3CD0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Joe, You definitely want the T04 flange, and also you'll want to go with an external waste gate. Paul and Lou in SC built a Lancair with a 20B turbo. I know that Paul monitors this group, so he may be able to send you some photos of their intake. They had theirs made using SS bends, and welded up to a T04 flange. I'm not sure what other work they did to the engine, i.e. porting or whatever, but Paul told me that it dyno'd at 580 HP at 10 lbs of boost. They haven't flown it yet, but I was in the plane for a fast taxi, and it definitely has got a lot of power. They limit it to 4-5 lbs of boost, so I'm not sure what the HP is at that level. Scoots down the runway though. Steve Brooks -----Original Message----- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net]On Behalf Of Joe Ewen Sent: Monday, July 31, 2006 1:45 AM To: Rotary motors in aircraft Subject: [FlyRotary] 20B Turbo Question For those with turbo experience, what turbo mounting flange would you consider for a 20B. I am planning on running my 20B NA at first and may add a turbo at a later time. I would like to build my exhaust manifold to accomidate the turbo later on, if I go that route. Boost would be minimal, mostly the turbo would be for normalizing. With the limited knowledge I have at this point, I am leaning towards a T04 flange / internal waste gate. Any suggestions are appreciated. Anyone have experience with RX-7 RX-8 & Miata Specialties in Canada (rotaryengine.ca) I am looking at their turbo manifold for the 20B (note the picuures on their web site do not reflect the current manifold design, the current design is better balanced between the tubes.) Thanks, Joe ------=_NextPart_000_0022_01C6B6D0.515C3CD0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Joe,
You=20 definitely want the T04 flange, and also you'll want to go with an = external=20 waste gate.
 
Paul=20 and Lou in SC built a Lancair with a 20B turbo.  I know that Paul = monitors=20 this group, so he may be able to send you some photos of their = intake. =20 They had theirs made using SS bends, and welded up to a T04 = flange. =20
 
I'm=20 not sure what other work they did to the engine, i.e. porting or = whatever, but=20 Paul told me that it dyno'd at 580 HP at 10 lbs of boost.  They = haven't=20 flown it yet, but I was in the plane for a fast taxi, and it definitely = has got=20 a lot of power.  They limit it to 4-5 lbs of boost, so I'm not sure = what=20 the HP is at that level.  Scoots down the runway=20 though.
 
Steve=20 Brooks
-----Original Message-----
From: Rotary motors in = aircraft=20 [mailto:flyrotary@lancaironline.net]On Behalf Of Joe=20 Ewen
Sent: Monday, July 31, 2006 1:45 AM
To: = Rotary motors=20 in aircraft
Subject: [FlyRotary] 20B Turbo=20 Question

For those with turbo experience, what = turbo=20 mounting flange would you consider for a 20B.  I am planning on = running=20 my 20B NA at first and may add a turbo at a later time.  I would = like to=20 build my exhaust manifold to accomidate the turbo later on, if I go = that=20 route.  Boost would be minimal, mostly the turbo would be for=20 normalizing. With the limited knowledge I have at this point, I am = leaning=20 towards a T04 flange / internal waste gate.  Any suggestions are=20 appreciated.  Anyone have experience with RX-7 RX-8 & Miata Specialties in Canada = (rotaryengine.ca)  I=20 am looking at their turbo manifold for the 20B (note the picuures on = their web=20 site do not reflect the current manifold design, the current design is = better=20 balanced between the tubes.)
 
Thanks,
Joe
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