X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from ms-smtp-02.southeast.rr.com ([24.25.9.101] verified) by logan.com (CommuniGate Pro SMTP 5.1.9) with ESMTP id 2081155 for flyrotary@lancaironline.net; Sun, 03 Jun 2007 01:32:23 -0400 Received-SPF: pass receiver=logan.com; client-ip=24.25.9.101; envelope-from=echristley@nc.rr.com Received: from [192.168.0.75] (cpe-066-057-038-121.nc.res.rr.com [66.57.38.121]) by ms-smtp-02.southeast.rr.com (8.13.6/8.13.6) with ESMTP id l535VA5Q025467 for ; Sun, 3 Jun 2007 01:31:10 -0400 (EDT) Message-ID: <4662524D.10805@nc.rr.com> Date: Sun, 03 Jun 2007 01:31:57 -0400 From: Ernest Christley User-Agent: Thunderbird 1.5.0.10 (X11/20070403) MIME-Version: 1.0 To: Rotary motors in aircraft Subject: Re: [FlyRotary] Re: RV-7a cooling - continued! References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: Symantec AntiVirus Scan Engine Thomas Jakits wrote: > Ernest, > > looking at your duct (looks very good as it is.... mind you), it seems it > would have been no more work (than to plot coordinates) to make it a near > perfect Streamline. > Why did you not go for it? > The other side of the plane does have a near perfect Streamline. http://ernest.isa-geek.org/Delta/Pictures/RadiatorDuctTop.jpg http://ernest.isa-geek.org/Delta/Pictures/RadiatorDuctTopFront.jpg http://ernest.isa-geek.org/Delta/Pictures/RadiatorInletDuctMold.jpg I couldn't do that for the oil cooler, because it was to tall. I had to lay it at an angle to get it in the wing strake. http://ernest.isa-geek.org/Delta/Pictures/OilCoolerDuctSide.jpg