X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [216.8.74.12] (HELO mail.hansoninfosys.com) by logan.com (CommuniGate Pro SMTP 5.1c.2) with SMTP id 1234345 for flyrotary@lancaironline.net; Wed, 12 Jul 2006 17:35:06 -0400 Received-SPF: none receiver=logan.com; client-ip=216.8.74.12; envelope-from=dvanwinkle@royell.net Received: (qmail 7093 invoked by uid 89); 12 Jul 2006 21:34:21 -0000 Received: from unknown (HELO sempron3000) (216.8.89.123) by 0 with SMTP; 12 Jul 2006 21:34:21 -0000 Message-ID: <012301c6a5fa$f1d5de50$800010ac@sempron3000> From: "Dean Van Winkle" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Exhaust Date: Wed, 12 Jul 2006 16:34:24 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0120_01C6A5D1.08DC21B0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2869 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2869 This is a multi-part message in MIME format. ------=_NextPart_000_0120_01C6A5D1.08DC21B0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable John Check out the Mistral Engines display at Oshkosh. They have a new = exhaust system that I am hoping will fit my Conversion Concepts engine = mount. I already have their production intake manifold assembly for my = '89 13B NA engine. It is very well done. Dean Van Winkle RV-9A Fuselage/Finish 13B NA, RD-1B, EC2, EM2 ----- Original Message -----=20 From: John Downing=20 To: Rotary motors in aircraft=20 Sent: Wednesday, July 12, 2006 3:41 PM Subject: [FlyRotary] Exhaust Summer found me detoured from the airplane project. Now I have the = exhaust system fabricated, it is time to try some exhaust experiments. = Does any one have an idea on the auto exhaust temperatures after the = catalytic converter. My V-6 cylinder pickup is going to need exhaust = work and somewhere it is stuck in my mind that I read that the exhaust = can go as high as 1900 degrees, so don't leave running in dry grass. = This happened at Sun n Fun. I'm thinking of trying the 60 degree angle = plate drilled full of holes, may 1/8" or 5/32" and welded in a section = of pipe and see what happens. If it turns into an exploding cigar I'll = be on the ground. Those cones are 3" in dia. and $60.00 would be less = expensive than a muffler and with the housing would be lighter. JohnD = Is anyone going to Oshkosh? I hope to be there the first and second = day. ------=_NextPart_000_0120_01C6A5D1.08DC21B0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
John
 
Check out the Mistral Engines display = at Oshkosh.=20 They have a new exhaust system that I am hoping will fit my Conversion = Concepts=20 engine mount. I already have their production intake manifold = assembly for=20 my '89 13B NA engine. It is very well done.
 
Dean Van Winkle
RV-9A Fuselage/Finish  13B NA, = RD-1B, EC2,=20 EM2
----- Original Message -----
From:=20 John=20 Downing
Sent: Wednesday, July 12, 2006 = 3:41=20 PM
Subject: [FlyRotary] = Exhaust

Summer found me detoured from the = airplane=20 project.  Now I have the exhaust system fabricated, it is time to = try=20 some exhaust experiments.  Does any one have an idea on the auto = exhaust=20 temperatures after the catalytic converter.  My V-6 cylinder = pickup is=20 going to need exhaust work and somewhere it is stuck in my mind that I = read=20 that the exhaust can go as high as 1900 degrees, so don't leave = running=20 in dry grass.  This happened at Sun n Fun.  I'm thinking of = trying=20 the 60 degree angle plate drilled full of holes, may 1/8" or 5/32" and = welded=20 in a section of pipe and see what happens.  If it turns into an = exploding=20 cigar I'll be on the ground.  Those cones are 3" in dia. and = $60.00 would=20 be less expensive than a muffler and with the housing would be = lighter. =20 JohnD       Is anyone going to = Oshkosh?  I=20 hope to be there the first and second=20 day.
------=_NextPart_000_0120_01C6A5D1.08DC21B0--