X-Junk-Score: 0 [] X-KAS-Score: 0 [] From: "Charlie England ceengland7@gmail.com" Received: from mail-ed1-f54.google.com ([209.85.208.54] verified) by logan.com (CommuniGate Pro SMTP 6.4.0) with ESMTPS id 2836752 for flyrotary@lancaironline.net; Fri, 26 Jan 2024 17:15:30 -0500 Received-SPF: pass receiver=logan.com; client-ip=209.85.208.54; envelope-from=ceengland7@gmail.com Received: by mail-ed1-f54.google.com with SMTP id 4fb4d7f45d1cf-55a356f8440so1147052a12.2 for ; Fri, 26 Jan 2024 14:15:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1706307313; x=1706912113; darn=lancaironline.net; h=to:subject:message-id:date:from:in-reply-to:references:mime-version :from:to:cc:subject:date:message-id:reply-to; bh=4G3qGb5Gkb+zFFkXb15Y8d8iRCOl9qmZtxiVNo+Nxmg=; b=MlH2seqRaNDZlQcRGXT94BuY3hUs5ryyNdJPnkYf7i9Op0ztwCmhVHd+jbmg27ZtQ3 9M/Kk8KIiu1mdHQ4nMyZwFgEMARgjHwveyaEk/F2dd7X0OYxD9eQc5V6bEXbkfX9Moyd FhogG0JV/Wx6SDDbOvCU72Oz/KwmcIp5n0RTRpWlpHHAPnecyygciutaDzB7Ie0UBAoX sgdnOlSjYVRBEU7Ir5lrf1DgfN7H1FZt4Kcva3fXeCqcIev/c1qIxx5R6sUEymo9B2v5 wXHGspc/GtBYmUN82TDCqiA5qNCLkrgTSLBx9qY7m1bJ34FOD4km4ifqVXfaOvVaNKxI 1sJg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1706307313; x=1706912113; h=to:subject:message-id:date:from:in-reply-to:references:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=4G3qGb5Gkb+zFFkXb15Y8d8iRCOl9qmZtxiVNo+Nxmg=; b=bXxktpBGARho/E6n778V3k1PTorFQmyRgzYSHMA3ALbE2EZgAQPbs4LCu1nV4OSwr+ 5VJTh9pmnR9qs0F5Qs5uWT/UkDkstq3qPLJ3MQ/aFAv9mnf7lgMIUZm8+S8rAQHSk4Yf 2JjzS/khR0ujsITWvGIeMJmedGTzMpULHJ0qGfKyUD6RJ/wYkYt2w4e0s7A6zZALx21l UqlosKR2DYMqiqxGtLxdcQ6RAMm2QFEF8wfrVFnnG6bp/g3RLj4hi+bRVedeMeD0Zldv grOgtWfdQF0JL+XUdnEOV2k3n1voxllXyb6XLJkuumvG+hGFWADmkhZx2293CRn6kPtL qhug== X-Gm-Message-State: AOJu0Yzkfg9cnpZazWCBNxV8jgctcSgr3OC4qd5XKYHwGbdnxYstiTF/ kUVjbNDcoUVEc6VG4vGhgcoi9HZbjYF8t2KI899I5Nzu4pi96RrgPWuYCIdVbuqkfTOrbq43Rxt 6cUkyzHAG+BTjjvSe8PEUqfFNhpxBzDQX X-Google-Smtp-Source: AGHT+IGNYa2eqwz+qgmX89xxbMvvD1l2oZu3Zoe0iJq2Zi38GKrx9+MSO5KQbuDLHggjHu6qH3v1v0th+LIxjHzx1m8= X-Received: by 2002:aa7:d902:0:b0:55c:8e5c:7f7e with SMTP id a2-20020aa7d902000000b0055c8e5c7f7emr312668edr.40.1706307311716; Fri, 26 Jan 2024 14:15:11 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: Date: Fri, 26 Jan 2024 16:15:01 -0600 Message-ID: Subject: Re: [FlyRotary] Renesis 4-port intake manifold plate? To: Rotary motors in aircraft Content-Type: multipart/alternative; boundary="000000000000314b61060fe0a1b3" --000000000000314b61060fe0a1b3 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable It's been a long time, but IIRC I used an intake gasket as a pattern, cut the intake passages, and then sat the plate on a stock intake to pattern the perimeter and mounting holes. I did have access to a Bridgeport at the time, but I can't remember if I did it on the mill or 'freehand'. In retrospect, I kinda wish I'd gone a bit thicker with the plate sticking up farther at the top; that could have provided a tie-point for the motor mount arm on that side of the motor. What stopped me at the time was that I couldn't see a reliable way to duplicate that on the plugs- side of the engine. After the fact, I now think it would have been possible. I used aluminum brazing rod to attach the 6061 tubes to the 6061 plate, trying to avoid warping the plate. My highly skilled/experienced neighbor suggested using a steel plate and stainless tubing so it could be TIG'd, contending that it would make very little difference in weight. In retrospect, he was probably right, and steel would have made using the intake flange as a motor mount very simple compared to using aluminum, with the restrictions/uncertainty of structural welding on aluminum. FWIW... Virus-free.www.avast.com <#DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2> On Fri, Jan 26, 2024 at 1:59=E2=80=AFPM Finn Lassen finn.lassen@verizon.net= < flyrotary@lancaironline.net> wrote: > Anyone have a 1/4" (or so) thick milled or water-jet cut intake plate > for a 4-port Renesis they want to part with? > > I made mine with three individual plates (mainly for weight), but the > JB-weld is cracking around the center plate. > > So I'm thinking about making a new intake manifold -- welded or brazed > this time. > > Finn > > > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: > http://mail.lancaironline.net:81/lists/flyrotary/List.html > --000000000000314b61060fe0a1b3 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
It&= #39;s been a long time, but IIRC I used an intake gasket as a pattern, cut = the intake passages, and then sat the plate on a stock intake to pattern th= e perimeter and mounting holes. I did have access to a Bridgeport at the ti= me, but I can't remember if I did it on the mill or 'freehand'.= In retrospect, I kinda wish I'd gone a bit thicker with the plate stic= king up farther at the top; that could have provided a tie-point for the mo= tor mount arm on that side of the motor. What stopped me at the time was th= at I couldn't see a reliable way to duplicate that on the plugs- side o= f the engine. After the fact, I now think it would have been possible.

I used aluminum brazing rod t= o attach the 6061 tubes to the 6061 plate, trying to avoid warping the plat= e. My highly skilled/experienced neighbor suggested using a steel plate and= stainless tubing so it could be TIG'd, contending that it would make v= ery little difference in weight. In retrospect, he was probably right, and = steel would have made using the intake flange as a motor mount very simple = compared to using aluminum, with the restrictions/uncertainty of structural= welding on aluminum.

FWI= W...

3D""Virus-free.www.avast.com

On Fri, Jan 26, 2024= at 1:59=E2=80=AFPM Finn Lassen = finn.lassen@verizon.net <flyrotary@lancaironline.net> wrote:
Anyone have a 1/4" (or so) thick mill= ed or water-jet cut intake plate
for a 4-port Renesis they want to part with?

I made mine with three individual plates (mainly for weight), but the
JB-weld is cracking around the center plate.

So I'm thinking about making a new intake manifold -- welded or brazed =
this time.

Finn


--
Homepage:=C2=A0 http://www.flyrotary.com/
Archive and UnSub:=C2=A0 =C2=A0http://mail= .lancaironline.net:81/lists/flyrotary/List.html
--000000000000314b61060fe0a1b3--