Return-Path: Received: from ms-smtp-03.southeast.rr.com ([24.93.67.84] verified) by logan.com (CommuniGate Pro SMTP 4.1b8) with ESMTP id 2455207 for flyrotary@lancaironline.net; Thu, 03 Jul 2003 07:42:54 -0400 Received: from o7y6b5 (clt78-221.carolina.rr.com [24.93.78.221]) by ms-smtp-03.southeast.rr.com (8.12.5/8.12.2) with SMTP id h63Bf694027633 for ; Thu, 3 Jul 2003 07:41:07 -0400 (EDT) Message-ID: <003401c34159$66a833e0$1702a8c0@WorkGroup> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Lightweight manifold running Date: Thu, 3 Jul 2003 07:51:12 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0031_01C34137.DF6D6100" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 This is a multi-part message in MIME format. ------=_NextPart_000_0031_01C34137.DF6D6100 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Hi Todd, Thanks for the comment. Yes, the stock turbo will fit with the = casting shown without a spacer. However, I want to turn the turbo = exhaust manifold 180 deg (which is possible by grinding a bit off some = edges) which would then put the exhaust of the turbo pointing toward the = rear of the aircraft rather than the front. However, that moves the = turbo over toward my side mounted oil pan, so hopefully tomorrow will = find out if it fits or interfers. This is my third induction system and probably not the last. Its = important to get flying as that keeps the juices going for refinements. = You can refine it to the point you never get it airborne if you attempt = to get it perfect before flying. I will need to use a scavenger pump due to the location of the turbo = on the "Plugs Up" orientation of the engine. On the other hand all the = exhaust plumbing is a bit easier, just a down pipe off the turbo exhaust = and out the back of the cowling. Today, need to build a throttle body cap for the cold air hose. The = throttle body opening is 4" in diameter so my 3" hose won't quite fit. = Onward! Ed Anderson RV-6A N494BW Rotary Powered Matthews, NC eanderson@carolina.rr.com ----- Original Message -----=20 From: Haywire=20 To: Rotary motors in aircraft=20 Sent: Wednesday, July 02, 2003 11:51 PM Subject: [FlyRotary] Re: Lightweight manifold running Hi Ed; Looks good. Will you be able to fit a stock turbo and manifold = around that intake without the spacers? I suppose a stock turbo may not = be best for plugs up as you will still have to use a scavenge pump to = return oil. Or does your custom oil sump extend low enough to allow a = modified gravity drain? As I'm using a turbo, I'm relying on brute force to overcome any = defficiencies in my intake design (which is very lightweight;-)), but = like you I accept that it may not be the last one that I build but it = will get me flying. So I am interested if I can fit that intake flange = in beside my turbo, as it will be a good start to build another intake = if required. Todd Another objective was to clean up the exhaust side of the block for later putting a turbocharger there. As the second photo = shows, plenty of room for the turbo now, note how snuggly Paul's casting = bolts up.. ------=_NextPart_000_0031_01C34137.DF6D6100 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

Hi Todd,

Thanks for the = comment. =20 Yes, the stock turbo will fit with the casting shown without a = spacer. =20 However, I want to turn the turbo exhaust manifold 180 deg (which is = possible by=20 grinding a bit off some edges) which would then put the exhaust of the = turbo=20 pointing toward the rear of the aircraft rather than the front. = However,=20 that moves the turbo over toward my side mounted oil pan, so hopefully = tomorrow=20 will find out if it fits or interfers.

This is my third induction = system and=20 probably not the last. Its important to get flying as that keeps = the=20 juices going for refinements. You can refine it to the point you = never get=20 it airborne if you attempt to get it perfect before flying.

I will need to use a scavenger = pump due to=20 the location of the turbo on the "Plugs Up" orientation of the = engine. On=20 the other hand all the exhaust plumbing is a bit easier, just a down = pipe off=20 the turbo exhaust and out the back of the cowling.

Today, need to build a throttle = body cap for=20 the cold air hose. The throttle body opening is 4" in diameter so = my 3"=20 hose won't quite fit. Onward!

Ed Anderson
RV-6A N494BW Rotary Powered
Matthews, NC
eanderson@carolina.rr.com

----- Original Message -----
From:=20 Haywire

To: Rotary motors in = aircraft

Sent: Wednesday, July 02, 2003 = 11:51=20 PM

Subject: [FlyRotary] Re: = Lightweight=20 manifold running

Hi=20 Ed;

=20 Looks good. Will you be able to fit a stock turbo and manifold around = that=20 intake without the spacers? I suppose a stock turbo may not be best = for plugs=20 up as you will still have to use a scavenge pump to return oil. Or = does your=20 custom oil sump extend low enough to allow a modified gravity=20 drain?

=20 As I'm using a turbo, I'm relying on brute force to overcome any = defficiencies=20 in my intake design (which is very lightweight;-)), but like you I = accept that=20 it may not be the last one that I build but it will get me flying. So = I am=20 interested if I can fit that intake flange in beside my turbo, as it = will be a=20 good start to build another intake if required.

=20 Todd

Another objective was to clean up = the exhaust=20 side of the
block for later putting a turbocharger there. = As the=20 second photo shows,
plenty of room for the turbo now, note how = snuggly=20 Paul's casting bolts=20 up..

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