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X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imf16aec.mail.bellsouth.net ([205.152.59.64] verified) by logan.com (CommuniGate Pro SMTP 4.3c5) with ESMTP id 934229 for flyrotary@lancaironline.net; Thu, 05 May 2005 21:42:36 -0400 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.64; envelope-from=sqpilot@bellsouth.net Received: from paul ([216.78.114.14]) by imf16aec.mail.bellsouth.net (InterMail vM.5.01.06.11 201-253-122-130-111-20040605) with SMTP id <20050506014146.TDJA1994.imf16aec.mail.bellsouth.net@paul> for ; Thu, 5 May 2005 21:41:46 -0400 Message-ID: <00b101c55262$e9b51ac0$0e724ed8@paul> From: To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Static MAP readings? Date: Fri, 6 May 2005 12:42:02 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_00AE_01C55239.004AE910" 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_00AE_01C55239.004AE910 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MessageI am very interested in this unit, Ed. I'm sorry you have to = take a photo, but it will be much appreciated. I have been wondering = how to incorporate two more injectors on my 2900 series throttlebody. = Paul Conner ----- Original Message -----=20 From: Ed Anderson=20 To: Rotary motors in aircraft=20 Sent: Thursday, May 05, 2005 8:31 PM Subject: [FlyRotary] Re: Static MAP readings? Yes, 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_00AE_01C55239.004AE910 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message

I am very interested in this unit, = Ed. I'm=20 sorry you have to take a photo, but it will be much appreciated. I = have=20 been wondering how to incorporate two more injectors on my 2900 series=20 throttlebody. Paul Conner

----- Original Message -----
From:=20 Ed=20 Anderson
To: Rotary motors in = aircraft

Sent: Thursday, May 05, 2005 = 8:31=20 PM

Subject: [FlyRotary] Re: Static = MAP=20 readings?

Yes, Paul

Its a series 2900 with two injectors = (same=20 location as the two injector types on the throttle body) on each = side. I=20 had to space it out from the engine a bit so the injector harnesses of = the=20 inside pair would miss the block. I'll take a photo of it=20 tomorrow.

Ed A

----- Original Message -----
From:=20 sqpilot@bellsouth.net =
To: Rotary motors in = aircraft=20

Sent: Friday, May 06, 2005 = 1:08=20 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,=20 but it came with two injectors. If so....might you have a=20 picture? 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=20 TWM 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=20 made 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=20 throttle response are more important. For aircraft I do = believe=20 that a bit 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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