X-Junk-Score: 0 [] X-Cloudmark-Score: 0 [] X-Cloudmark-Analysis: v=2.3 cv=eLZtc0h1 c=1 sm=1 tr=0 a=UsTWCDYuX4pJfAO/200/Nw==:117 a=lnPJBTh0BJDb5X9tfTBoPg==:17 a=jpOVt7BSZ2e4Z31A5e1TngXxSK0=:19 a=x7bEGLp0ZPQA:10 a=A-0mRrAPPO4A:10 a=l697ptgUJYAA:10 a=r77TgQKjGQsHNAKrUKIA:9 a=pGLkceISAAAA:8 a=hOpmn2quAAAA:8 a=Ia-xEzejAAAA:8 a=L8q9EnliAAAA:20 a=O7K_DB7yA4OjQGgE2s0A:9 a=QEXdDO2ut3YA:10 a=4PR2P7QzAAAA:8 a=rJcUhoAk-ypepnAb5m4A:9 a=trWKUeWsiqlzSRkt:21 a=UiCQ7L4-1S4A:10 a=hTZeC7Yk6K0A:10 a=frz4AuCg-hUA:10 a=_W_S_7VecoQA:10 a=GyA-uvUxXSCciAkwuKQO:22 a=Urk15JJjZg1Xo0ryW_k8:22 a=4dqwQCo7Po2mVW515mGf:22 From: "Charlie England ceengland7@gmail.com" Received: from mail-yw1-f49.google.com ([209.85.161.49] verified) by logan.com (CommuniGate Pro SMTP 6.2.14) with ESMTPS id 13491319 for flyrotary@lancaironline.net; Mon, 17 Feb 2020 15:00:36 -0500 Received-SPF: pass receiver=logan.com; client-ip=209.85.161.49; envelope-from=ceengland7@gmail.com Received: by mail-yw1-f49.google.com with SMTP id a125so8336097ywe.12 for ; Mon, 17 Feb 2020 12:00:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-language; bh=y4a0a3nMp0l19z86yx/ccr9s+6T5u+FHTF0bAgkKV0A=; b=CbwcYO4b7hg3KVoXHjtiOxuFbko61HgXmV4UadlkCq7pNGMwj27KFRJOW34G93hNEd gfWbOVtiw0s6RJaASNn8XBCXCOBYSQpNgPLf3yUkiwHGGweay43IwC73jFbzlWNAPc0w dzYwiI4E14Re130cx79/dWPcNlII1AiQSHDzBh/QxeiZxxDPfQndY+oJsRF136P7hUiX 2irKoInSTVbPtFEgoDLTstnDxD0k2Z65x0elG+jLJB5Bs3kwjr2BeqjUv3oPRybubDSX c2ErV+NnmKD4S1ag1DSFSB6Hh+8Zlg/RwGqXaKer+x6FXIN2Nysi0QOcFIf2btd1xI9T 1G3w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language; bh=y4a0a3nMp0l19z86yx/ccr9s+6T5u+FHTF0bAgkKV0A=; b=h8HwyFAW9lj9gtSin5/mB1w7EfBFicjzDqhWeozP9MAUUA5ZATGPVuIHWWxCgv8Udd l5fF40+U8mfshweyApUfuMnC2dXA4m3JkvzO4c2y1qMfghT6Lb4ojAS859S5FmSkn2ye ibdeZgyuQAyQgfEb3mbPueAF221D05oJxnfl+pnMJa5S0O5+lqSKmG5YA1xz1iFKHd0/ whImYnfnfKNurVsOkx/Xt5NYvD7LrjVEymlWtv+hC24jEIpnaND7MCDh3hLNTbgJh9Sa YjX60fZW8xxK7vqLdly7fEwPACl4Ngnzmwkfu09BKMVv0ERwgt4lUqsI5+1UkLZYKDlr 1zaA== X-Gm-Message-State: APjAAAW5Ir/Qts5ipU/U+Bc4lMyVtFc2p1L/plI6bpEqcIvN6kMz7i2a 2N1cAwkMvr2ckCCDsFoSO1pM2x/c X-Google-Smtp-Source: APXvYqwWKOXa8zHkWbb2iT6iuGVZ31P4VeNVu1oXSycwlZGBUjzHwXbaoC81PTyvCukEr0dL/pG5hA== X-Received: by 2002:a81:a00a:: with SMTP id x10mr14211949ywg.475.1581969619543; Mon, 17 Feb 2020 12:00:19 -0800 (PST) Return-Path: Received: from [192.168.10.246] (mobile-166-172-58-195.mycingular.net. [166.172.58.195]) by smtp.googlemail.com with ESMTPSA id 141sm711859yws.54.2020.02.17.12.00.05 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 17 Feb 2020 12:00:19 -0800 (PST) Subject: Re: [FlyRotary] Re: Intake Plenum 13 B To: Rotary motors in aircraft References: Message-ID: Date: Mon, 17 Feb 2020 14:00:01 -0600 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.4.2 MIME-Version: 1.0 In-Reply-To: Content-Type: multipart/alternative; boundary="------------D15F88206D9C50AC94D7592A" Content-Language: en-US X-Antivirus: Avast (VPS 200217-0, 02/17/2020), Outbound message X-Antivirus-Status: Clean This is a multi-part message in MIME format. --------------D15F88206D9C50AC94D7592A Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit My installation appears to have the throttle body positioned similarly, and fed directly (about a 4" straight shot) from the left side air inlet on the RV7 cowl. My biggest concern is ingesting a bird. As built, there's no alternate air available. I worry more about that than a backfire. Charlie On 2/17/2020 12:51 PM, Le Roux Breytenbach breytenbachleroux@gmail.com wrote: > Marc:  This is a excellent idea will look and see into a blow off > valve, and how to implement it on the intake system (plenum) > > Le Roux > > Sent from my iPhone > Le Roux Breytenbach > >> On 17 Feb 2020, at 19:03, Marc Wiese cardmarc@charter.net >> wrote: >> >>  >> >> Only think I would think of is a backfire or transient causing a >> pressure that plenum couldn’t handle? Maybe put a blow off valve >> somewhere on it? >> >> Marc >> >> *From:* Rotary motors in aircraft >> *Sent:* Sunday, February 16, 2020 3:46 AM >> *To:* Rotary motors in aircraft >> *Subject:* [FlyRotary] Intake Plenum 13 B >> >> Completed the intake manifold for my 13B "plugs up" mount. >> Adjustable for the best performance (18 - 24 inch) then can be locked >> by silicone 50 mm hose >> Next step to place the 4 injectors on the 44 mm intake runners. >> >> >> >> >> >> https://drive.google.com/file/d/1Pn3iWOamh-KfVfaHtgaUg5HGT8dZSIpZ/view?usp=drivesdk >> >> Sent from my iPhone >> >> Le Roux Breytenbach >> >> South Africa >> --------------D15F88206D9C50AC94D7592A Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: 8bit
My installation appears to have the throttle body positioned similarly, and fed directly (about a 4" straight shot) from the left side air inlet on the RV7 cowl. My biggest concern is ingesting a bird. As built, there's no alternate air available. I worry more about that than a backfire.

Charlie
On 2/17/2020 12:51 PM, Le Roux Breytenbach breytenbachleroux@gmail.com wrote:
Marc:  This is a excellent idea will look and see into a blow off valve, and how to implement it on the intake system (plenum)

Le Roux

Sent from my iPhone
Le Roux Breytenbach 

On 17 Feb 2020, at 19:03, Marc Wiese cardmarc@charter.net <flyrotary@lancaironline.net> wrote:



Only think I would think of is a backfire or transient causing a pressure that plenum couldn’t handle? Maybe put a blow off valve somewhere on it?

Marc

 

From: Rotary motors in aircraft
Sent: Sunday, February 16, 2020 3:46 AM
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Subject: [FlyRotary] Intake Plenum 13 B

 

Completed the intake manifold for my 13B "plugs up" mount.
Adjustable for the best performance (18 - 24 inch) then can be locked by silicone 50 mm hose
Next step to place the 4 injectors on the 44 mm intake runners.





 

Sent from my iPhone

Le Roux Breytenbach 

South Africa


--------------D15F88206D9C50AC94D7592A--