Return-Path: Received: from [216.52.245.18] (HELO ispwestemail1.aceweb.net) by logan.com (CommuniGate Pro SMTP 4.1b9) with ESMTP id 2473783 for flyrotary@lancaironline.net; Sun, 13 Jul 2003 19:38:13 -0400 Received: from 7n7z201 (unverified [209.206.0.180]) by ispwestemail1.aceweb.net (Vircom SMTPRS 2.1.255) with SMTP id for ; Sun, 13 Jul 2003 16:40:22 -0700 Message-ID: <012201c34996$c3b13b00$a100ced1@7n7z201> From: "William" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] New intake works! Date: Sun, 13 Jul 2003 18:30:33 -0500 MIME-Version: 1.0 Content-Type: multipart/related; type="multipart/alternative"; boundary="----=_NextPart_000_011E_01C3496C.D969EFC0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.50.4133.2400 X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4133.2400 This is a multi-part message in MIME format. ------=_NextPart_000_011E_01C3496C.D969EFC0 Content-Type: multipart/alternative; boundary="----=_NextPart_001_011F_01C3496C.D969EFC0" ------=_NextPart_001_011F_01C3496C.D969EFC0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable ----- Original Message -----=20 From: Bill Eslick=20 To: Rotary motors in aircraft=20 Sent: Saturday, July 12, 2003 10:28 PM Subject: [FlyRotary] New intake works! I installed my latest iteration intake manifold today, and it = works!=20 I picked up 300 rpm static (4600 to 4900). Climbing at 120 IAS, = rpm went from 4800 to 5100. All of this at OAT over 100 F. Definitely = more snap in the takeoff and climb.=20 I will send more photos in separate e-mails to avoid being = blocked!=20 My goals included getting it to fit under the cowl (did I = mention I hate fibreglass work?), miss the oil filler tube and get the = runners near the correct length. =20 Now I have so much power that the cooling can't keep up, so I am = trying to expand my cowl exit area. Even with the cowl flap completely = removed, the exit/intake ratio is only 1.05. My resident experts suggest 1.2 = to 1.5. I REALLY don't want to whack that painted cowl, so I will try = other ways to make it think it is bigger.=20 Ideas?=20 Thanks,=20 Bill Eslick=20 ---------------------------- Bill, How sure are you that it is the exit that is restrictive? Have = you had an opportunity to measure the pressure on the down-side of the = radiators? (i.e. under the cowl?). Might be worthwhile before cutting = the cowling to make it bigger. It is encouraging to see you getting more power with the = improved manifold. Every bit of information helps those of us following. Bill schertz=20 =20 =20 ____________________________________________________ IncrediMail - Email has finally evolved - Click Here -------------------------------------------------------------------------= ----- >> Homepage: http://www.flyrotary.com/ >> Archive: http://lancaironline.net/lists/flyrotary/List.html ------=_NextPart_001_011F_01C3496C.D969EFC0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
 
----- Original Message -----
From:=20 Bill = Eslick=20
Sent: Saturday, July 12, 2003 = 10:28=20 PM
Subject: [FlyRotary] New intake = works!

I installed my latest iteration intake manifold today, and = it=20 works!

I picked up 300 rpm static (4600 to 4900). = Climbing at=20 120 IAS, rpm went
from 4800 to 5100. All of this at OAT over = 100 F.=20 Definitely more snap
in the takeoff and climb.

I will = send=20 more photos in separate e-mails to avoid being blocked!
 
My goals included getting it to fit under the = cowl (did I=20 mention I hate fibreglass work?), miss the oil filler tube and = get the=20 runners near the correct length. 

Now I have so = much power=20 that the cooling can't keep up, so I am trying to
expand my = cowl exit=20 area. Even with the cowl flap completely removed, = the
exit/intake=20 ratio is only 1.05. My resident experts suggest 1.2 to 1.5. = I
REALLY=20 don't want to whack that painted cowl, so I will try other ways=20 to
make it think it is bigger.

Ideas?

Thanks, =

Bill Eslick
----------------------------
Bill,
How sure are you that it is the exit that is = restrictive? Have you had an opportunity to measure the pressure = on the=20 down-side of the radiators? (i.e. under the cowl?). Might be = worthwhile=20 before cutting the cowling to make it bigger.
 
It is encouraging to see you getting more = power with=20 the improved manifold. Every bit of information helps those of = us=20 following.
 
Bill schertz
____________________________________________________
  IncrediMail - Email has finally = evolved -=20 Click=20 Here

>>  Homepage: =20 http://www.flyrotary.com/
>>  Archive:  =20 = http://lancaironline.net/lists/flyrotary/List.html
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