From: "Le Roux Breytenbach breytenbachleroux@gmail.com" <flyrotary@lancaironline.net>
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Subject: Re: [FlyRotary] Re: Wedge diffuser
Date: Fri, 25 Nov 2022 05:45:04 +0200
Message-Id: <4FF1D5E2-62A6-4C62-98D3-4AE24077A24F@gmail.com>
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To: Rotary motors in aircraft <flyrotary@lancaironline.net>


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Les : Do you have perhaps a photo of the =E2=80=9Cwedge diffucer=E2=80=9D yo=
u mentioned?
I have The Mazda Papers and right at the end of his book there is a drawing o=
f a cowling with the proposed diffucer

Le Roux

Sent from my iPhone
Le Roux Breytenbach=20

> On 23 Nov 2022, at 15:53, Marc Wiese cardmarc@charter.net <flyrotary@lanca=
ironline.net> wrote:
>=20
> =EF=BB=BFDid you check Paul Lamar=E2=80=99s site or his book?
> M
>=20
> Sent from my iPhone
>=20
>>> On Nov 22, 2022, at 8:50 PM, Les C lesphoto@hotmail.com <flyrotary@lanca=
ironline.net> wrote:
>>>=20
>> =EF=BB=BF
>> While doing some research online, I saw same good pictures of the 20b ins=
tallation in Tracy's RV-8.  I am particularly interested in the wedge diffus=
er he used for his radiator cooling.  I've been looking on the mail list, bu=
t don't see anything referencing it or any other information about the ducti=
ng.  I have been planning on using a ventral radiator with a scoop to provid=
e the cooling I'll need.  I'm building a BD-4 and I may have enough room in m=
y cowling for both the wedge diffuser and cooling for my oil.  Does anyone h=
ave thoughts, suggestions or directions?  I've looked for the K&W book, but h=
aven't been able to find it or any copies of it.=20
>>=20
>> Les Criscillo
>> Nurse, Pilot, Brewmaster, Maker
>> https://eaabuilderslog.org/?blproject&proj=3D7XSZ512C2

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<html><head><meta http-equiv=3D"content-type" content=3D"text/html; charset=3D=
utf-8"></head><body dir=3D"auto">Les : Do you have perhaps a photo of the =E2=
=80=9Cwedge diffucer=E2=80=9D you mentioned?<div>I have The Mazda Papers and=
 right at the end of his book there is a drawing of a cowling with the propo=
sed diffucer</div><div><br></div><div>Le Roux<br><br><div dir=3D"ltr">Sent f=
rom my iPhone<div>Le Roux Breytenbach&nbsp;</div></div><div dir=3D"ltr"><br>=
<blockquote type=3D"cite">On 23 Nov 2022, at 15:53, Marc Wiese cardmarc@char=
ter.net &lt;flyrotary@lancaironline.net&gt; wrote:<br><br></blockquote></div=
><blockquote type=3D"cite"><div dir=3D"ltr">=EF=BB=BF<meta http-equiv=3D"con=
tent-type" content=3D"text/html; charset=3Dutf-8">Did you check Paul Lamar=E2=
=80=99s site or his book?<div>M<br><br><div dir=3D"ltr">Sent from my iPhone<=
/div><div dir=3D"ltr"><br><blockquote type=3D"cite">On Nov 22, 2022, at 8:50=
 PM, Les C lesphoto@hotmail.com &lt;flyrotary@lancaironline.net&gt; wrote:<b=
r><br></blockquote></div><blockquote type=3D"cite"><div dir=3D"ltr">=EF=BB=BF=


<meta http-equiv=3D"Content-Type" content=3D"text/html; charset=3Diso-8859-1=
">


<div style=3D"font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; c=
olor: rgb(0, 0, 0); background-color: rgb(255, 255, 255);" class=3D"elementT=
oProof">
While doing some research online, I saw same good pictures of the 20b instal=
lation in Tracy's RV-8.&nbsp; I am particularly&nbsp;interested&nbsp;in the w=
edge diffuser he used for his radiator cooling.&nbsp; I've been looking on t=
he mail list, but don't see anything referencing
 it or any other information about the ducting.&nbsp; I have been planning o=
n using a ventral radiator with a scoop to provide the cooling I'll need.&nb=
sp; I'm building a BD-4 and I may have enough room in my cowling for both th=
e wedge diffuser and cooling for my oil.&nbsp;
 Does anyone have thoughts, suggestions or directions?&nbsp; I've looked for=
 the K&amp;W book, but haven't been able to find it or any copies of it.&nbs=
p;</div>
<div class=3D"elementToProof">
<div style=3D"font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; c=
olor: rgb(0, 0, 0);">
<br>
</div>
<div id=3D"Signature">
<div>
<div></div>
<div></div>
<div style=3D"font-family:Calibri,Helvetica,sans-serif; font-size:12pt; colo=
r:rgb(0,0,0)">
Les Criscillo</div>
<div style=3D"font-family:Calibri,Helvetica,sans-serif; font-size:12pt; colo=
r:rgb(0,0,0)">
Nurse, Pilot, Brewmaster, Maker</div>
<div id=3D"geom_inter_1591045063972_36_3" style=3D"font-family:Calibri,Helve=
tica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
<a href=3D"https://eaabuilderslog.org/?blproject&amp;proj=3D7XSZ512C2">https=
://eaabuilderslog.org/?blproject&amp;proj=3D7XSZ512C2</a><br>
</div>
</div>
</div>
</div>


</div></blockquote></div></div></blockquote></div></body></html>=

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