X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imf23aec.mail.bellsouth.net ([205.152.59.71] verified) by logan.com (CommuniGate Pro SMTP 4.3c5) with ESMTP id 934177 for flyrotary@lancaironline.net; Thu, 05 May 2005 21:08:49 -0400 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.71; envelope-from=sqpilot@bellsouth.net Received: from paul ([216.78.114.14]) by imf23aec.mail.bellsouth.net (InterMail vM.5.01.06.11 201-253-122-130-111-20040605) with SMTP id <20050506010802.VTED2467.imf23aec.mail.bellsouth.net@paul> for ; Thu, 5 May 2005 21:08:02 -0400 Message-ID: <007501c5525e$3359e520$0e724ed8@paul> From: To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Static MAP readings? Date: Fri, 6 May 2005 12:08:18 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0072_01C55234.49ECA630" 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 This is a multi-part message in MIME format. ------=_NextPart_000_0072_01C55234.49ECA630 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MessageHi, 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_0072_01C55234.49ECA630 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message
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 it=20 came with two injectors.  If so....might you have a picture?  = Thanks=20 in advance.  Paul Conner
 
----- Original Message -----
From:=20 Ed=20 Anderson
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 by=20 TWM induction; http://www.twminduction.com/

 

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

 

Hi Al,

 

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

 

Rusty

 

 

 

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