X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from cdptpa-omtalb.mail.rr.com ([75.180.132.122] verified) by logan.com (CommuniGate Pro SMTP 5.3.6) with ESMTP id 4245919 for flyrotary@lancaironline.net; Mon, 03 May 2010 13:35:28 -0400 Received-SPF: pass receiver=logan.com; client-ip=75.180.132.122; envelope-from=eanderson@carolina.rr.com Return-Path: X-Authority-Analysis: v=1.1 cv=sSauFczE/WgqiiCzXA/oBWyKBnhW4IlIwzxEkojSyMI= c=1 sm=0 a=Er6hwA6a1l4K/FyzC6NN7w==:17 a=ayC55rCoAAAA:8 a=arxwEM4EAAAA:8 a=QdXCYpuVAAAA:8 a=7g1VtSJxAAAA:8 a=ekHE3smAAAAA:20 a=UretUmmEAAAA:8 a=Ia-xEzejAAAA:8 a=YWISOAoqAAAA:8 a=8G6L4rYZ5Wihjkn5zD8A:9 a=b84NnjfDu1Pjzhhjxr4A:7 a=Q0QRycvki3XsFQzWjmv4jnfIq14A:4 a=QEXdDO2ut3YA:10 a=1vhyWl4Y8LcA:10 a=VvPTdWEW8HYA:10 a=EzXvWhQp4_cA:10 a=SSmOFEACAAAA:8 a=8mqrDR3WDLFfVQTRahMA:9 a=F8E67KIRCc74xa_4yVIA:7 a=7oE0l8hRUdGsbAtTIlGFe5QEJvoA:4 a=Er6hwA6a1l4K/FyzC6NN7w==:117 X-Cloudmark-Score: 0 X-Originating-IP: 75.181.123.159 Received: from [75.181.123.159] ([75.181.123.159:3892] helo=computername) by cdptpa-oedge01.mail.rr.com (envelope-from ) (ecelerity 2.2.2.39 r()) with ESMTP id 34/46-22191-C390FDB4; Mon, 03 May 2010 17:34:52 +0000 From: "Ed Anderson" Message-ID: <34.46.22191.C390FDB4@cdptpa-omtalb.mail.rr.com> To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] intake manifolds Date: Mon, 3 May 2010 13:34:54 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0012_01CAEAC5.6A8A35E0" X-Mailer: Microsoft Office Outlook, Build 11.0.5510 Thread-Index: Acrq31/W2LxY2TwUTviHSKhPVw3L/wABx6vQ In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 This is a multi-part message in MIME format. ------=_NextPart_000_0012_01CAEAC5.6A8A35E0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Well, Kevin =20 I really don=E2=80=99t know =E2=80=93 I=E2=80=99ve never had a backfire = so don=E2=80=99t know how well the cast plastic would stand up. = However, my runners have walls over 1/2=E2=80=9D thick =E2=80=93 and I = have beat the crap out of some test pieces trying to destroy =E2=80=93 = finally was able to do it =E2=80=93 but, it took a lot of beating. With = the TB and fuel injection I was not overly worried =E2=80=93 figured if = the TB and plenum blew apart or off I would just have WOT condition. =20 Ed =20 Ed Anderson Rv-6A N494BW Rotary Powered Matthews, NC eanderson@carolina.rr.com http://www.andersonee.com = http://www.dmack.net/mazda/index.html http://www.flyrotary.com/ = http://members.cox.net/rogersda/rotary/configs.htm#N494BW http://www.rotaryaviation.com/Rotorhead%20Truth.htm = =20 _____ =20 From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On = Behalf Of kevin lane Sent: Monday, May 03, 2010 12:40 PM To: Rotary motors in aircraft Subject: [FlyRotary] intake manifolds =20 yes, my initial design is a "shoebox" with a flat lid and blue goo. it = was easiest to bolt the carb with bolts from inside the box, so I didn't = weld the lid on, but bolted it instead. while testing my setup without a fuel pump [I have one now] the engine = would run only up to about 1300rpm. I remember I was pumping the = throttle to see if that made any difference when I created the "big = bang" =E2=98=BA now I know why I couldn't get anything out of it = afterwards and consequentially gave up for the day. so, I could rivet some nut plates to the interior and weld it all shut = [and not pump the throttle a bunch]. whether a pressure relief valve of = some type is necessary would be a topic for discussion. obviously in = flight this would have stopped the engine. [and yes, EFI may have = continued to run in this situation] the shoebox was my crude effort to = route two barrels into the four on the renesis. Ed - are your plastic cast intakes explosion proof? I certainly = understand now why stock intake manifolds always seem so overly strong! =20 =20 KevinLane Carpentry www.KevinLaneCarpentry.com ------=_NextPart_000_0012_01CAEAC5.6A8A35E0 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable =EF=BB=BF

Well, = Kevin

 

I really don=E2=80=99t know = =E2=80=93 I=E2=80=99ve never had a backfire so don=E2=80=99t know how well the cast plastic would = stand=C2=A0 up.=C2=A0 However, my runners have walls over 1/2=E2=80=9D thick =E2=80=93 and I have beat the = crap out of some test pieces trying to destroy =E2=80=93 finally was able to do it =E2=80=93 = but, it took a lot of beating.=C2=A0 With the TB and fuel injection I was not overly worried = =E2=80=93 figured if the TB and plenum blew apart or off I would just have WOT = condition.

 

Ed

 

From: = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of kevin lane
Sent: Monday, May 03, = 2010 12:40 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] = intake manifolds

 

yes, my initial design is a "shoebox" with a flat lid and blue goo.  it was easiest = to bolt the carb with bolts from inside the box, so I didn't weld the lid on, = but bolted it instead.

while testing my setup without a = fuel pump [I have one now] the engine would run only up to about 1300rpm.  I remember I was pumping the throttle to see if that made any difference = when I created the "big bang" =E2=98=BA  now I know why I couldn't = get anything out of it afterwards and consequentially gave up for the = day.

so, I could rivet some nut plates to = the interior and weld it all shut [and not pump the throttle a bunch].  whether a pressure relief valve of some type is necessary would be a = topic for discussion.  obviously in flight this would have stopped the engine. [and yes, EFI may have continued to run in this = situation]   the shoebox was my crude effort to route two barrels into the four = on the renesis.

Ed - are your plastic cast intakes explosion proof?  I certainly understand now why stock intake = manifolds always seem so overly strong!

 

 

KevinLane Carpentry
www.KevinLaneCarpentry.com=

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