Return-Path: <13brv3@bellsouth.net> Received: from imf23aec.mail.bellsouth.net ([205.152.59.71] verified) by logan.com (CommuniGate Pro SMTP 4.1.8) with ESMTP id 3073177 for flyrotary@lancaironline.net; Wed, 10 Mar 2004 20:09:45 -0500 Received: from rad ([68.221.170.244]) by imf23aec.mail.bellsouth.net (InterMail vM.5.01.06.08 201-253-122-130-108-20031117) with ESMTP id <20040311010944.WXKU4640.imf23aec.mail.bellsouth.net@rad> for ; Wed, 10 Mar 2004 20:09:44 -0500 From: "Russell Duffy" <13brv3@bellsouth.net> To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: installed engine widths Date: Wed, 10 Mar 2004 19:07:44 -0600 Message-ID: <00ee01c40705$4311fde0$6001a8c0@rad> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_00EF_01C406D2.F8778DE0" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.4510 Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 This is a multi-part message in MIME format. ------=_NextPart_000_00EF_01C406D2.F8778DE0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable I'm curious as to the installed width of the 13b or 20b's that some of = you have on your birds. Assuming a turbo installation and a spintech exhaust down below and fuel injection. How narrow could a guy make his overall = cowl width at the firewall? What would be a 'safe' number? This could/would mean a narrower engine mount because it would seem that, that might be = the widest pnt on most mounts out there right now.. or an I way off in = thinking that? Curious.. Jarrett Johnson This is tough to answer. The RV-3 firewall is about 23" wide, and I = needed the extra cowl cheek area to fit the turbo. If extra height is = available, the turbo can be put below the engine, and you could get rid of the Spin Tech. If I had to make a guess (and this is only a guess), I'd say = about 30 of width at the firewall (tapering toward the nose) would be the bare minimum to allow you to fit the turbo on the side of the engine with no bumps in the cowl. Rest assured that every extra inch will be a great relief when it comes time to fit everything under the cowl. =20 Cheers, Rusty (stuffing everything in an RV-3 cowl)=20 ------=_NextPart_000_00EF_01C406D2.F8778DE0 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable Message

I'm curious as to the installed width of the 13b or = 20b's that=20 some of you have on your birds. Assuming a turbo installation and a = spintech=20 exhaust down below and fuel injection. How narrow could a guy make his = overall=20 cowl width at the firewall?  What would be a 'safe' number?  = This=20 could/would mean a narrower engine mount because it would seem that, = that might=20 be the widest pnt on most mounts out there right now..  or an I way = off in=20 thinking that?

Curious..
Jarrett Johnson

This is = tough to=20 answer.  The RV-3 firewall is about 23" wide, and I needed the = extra cowl=20 cheek area to fit the turbo.  If extra height is available, the = turbo can=20 be put below the engine, and you could get rid of the Spin = Tech.  If I=20 had to make a guess (and this is only a guess), I'd say about 30 of = width at the=20 firewall (tapering toward the nose) would be the bare minimum to allow = you to=20 fit the turbo on the side of the engine with no bumps in the cowl.  = Rest=20 assured that every extra inch will be a great relief when it comes = time to=20 fit everything under the cowl.
 
Cheers,
Rusty = (stuffing=20 everything in an RV-3 cowl) 



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