X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [24.25.9.101] (HELO ms-smtp-02-eri0.southeast.rr.com) by logan.com (CommuniGate Pro SMTP 4.3c5) with ESMTP id 934212 for flyrotary@lancaironline.net; Thu, 05 May 2005 21:32:02 -0400 Received-SPF: pass receiver=logan.com; client-ip=24.25.9.101; envelope-from=eanderson@carolina.rr.com Received: from edward2 (cpe-024-074-189-178.carolina.res.rr.com [24.74.189.178]) by ms-smtp-02-eri0.southeast.rr.com (8.12.10/8.12.7) with SMTP id j461VD0W010009 for ; Thu, 5 May 2005 21:31:14 -0400 (EDT) Message-ID: <003e01c551db$4f12d890$2402a8c0@edward2> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Static MAP readings? Date: Thu, 5 May 2005 21:31:21 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_003B_01C551B9.C7D3E700" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2180 X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 X-Virus-Scanned: Symantec AntiVirus Scan Engine This is a multi-part message in MIME format. ------=_NextPart_000_003B_01C551B9.C7D3E700 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MessageYes, Paul Its a series 2900 with two injectors (same location as the two injector = types on the throttle body) on each side. I had to space it out from = the engine a bit so the injector harnesses of the inside pair would miss = the block. I'll take a photo of it tomorrow. Ed A ----- Original Message -----=20 From: sqpilot@bellsouth.net=20 To: Rotary motors in aircraft=20 Sent: Friday, May 06, 2005 1:08 PM Subject: [FlyRotary] Re: Static MAP readings? Hi, Ed....are you saying that you have a series 2900 TWM throttlebody = that came with 4 injectors? I also have a TWM 2900, but it came with two = injectors. If so....might you have a picture? Thanks in advance. Paul = Conner ----- Original Message -----=20 From: Ed Anderson=20 To: Rotary motors in aircraft=20 Sent: Thursday, May 05, 2005 4:43 PM Subject: [FlyRotary] Re: Static MAP readings? Interesting. When I purchased my 2900 TWM webber (4 injectors) they = had 50mm (2") and larger throats available. Ed A ----- Original Message -----=20 From: Russell Duffy=20 To: Rotary motors in aircraft=20 Sent: Thursday, May 05, 2005 5:17 PM Subject: [FlyRotary] Re: Static MAP readings? It's a TB made by TWM induction; http://www.twminduction.com/ BTW; Rusty, what diameter barrels on your TB? Mine are 44 mm, = which could be great for automotive street or racing), where idle = transition and throttle response are more important. For aircraft I do = believe that a bit larger would be better.=20 Hi Al, I've measured mine a number of times, and I recall that they're = essentially 1-5/8, which of course works out to about 41mm. The TWM = site only lists 40 and 42 for the 2900 series, so I'm not sure exactly = which one I have. I got it from Atkins originally, with the wrap over = manifold, so I got whatever he was sending out. =20 Rusty ------=_NextPart_000_003B_01C551B9.C7D3E700 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message
Yes, Paul
 
Its a series 2900 with two injectors = (same location=20 as the two injector types on the throttle body) on each side.  I = had to=20 space it out from the engine a bit so the injector harnesses of the = inside pair=20 would miss the block.  I'll take a photo of it = tomorrow.
 
Ed A
----- Original Message -----
From:=20 sqpilot@bellsouth.net
Sent: Friday, May 06, 2005 1:08 = PM
Subject: [FlyRotary] Re: Static = MAP=20 readings?

Hi, Ed....are you saying that you = have a series=20 2900 TWM throttlebody that came with 4 injectors? I also have a TWM = 2900, but=20 it came with two injectors.  If so....might you have a = picture? =20 Thanks in advance.  Paul Conner
 
----- Original Message -----
From:=20 Ed Anderson
To: Rotary motors in = aircraft=20
Sent: Thursday, May 05, 2005 = 4:43=20 PM
Subject: [FlyRotary] Re: = Static MAP=20 readings?

Interesting.  When I purchased = my 2900 TWM=20 webber (4 injectors) they had 50mm (2") and larger throats=20 available.
 
Ed A
----- Original Message ----- =
From:=20 Russell=20 Duffy
To: Rotary motors in = aircraft=20
Sent: Thursday, May 05, = 2005 5:17=20 PM
Subject: [FlyRotary] Re: = Static MAP=20 readings?

It=92s a TB made=20 by TWM induction; http://www.twminduction.com/

 

BTW; = Rusty,=20 what diameter barrels on your TB?  Mine are 44 mm, which = could be=20 great for automotive street or racing), where idle transition and = throttle=20 response are more important.  For aircraft I do believe that = a bit=20 larger would be better. 

 

Hi Al,

 

I've=20 measured mine a number of times, and I recall that they're = essentially=20 1-5/8, which of course works out to about 41mm.  = The TWM=20 site only lists 40 and 42 for the 2900 series, so I'm not sure = exactly=20 which one I have.  I got it from Atkins originally, with the = wrap=20 over manifold, so I got whatever he was sending=20 out.  

 

Rusty

 

 

 

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