Return-Path: Received: from smtp3.netdoor.com ([208.137.128.157] verified) by logan.com (CommuniGate Pro SMTP 4.1b8) with ESMTP-TLS id 2433442 for flyrotary@lancaironline.net; Tue, 17 Jun 2003 21:20:57 -0400 Received: from netdoor.com (port632.jxn.netdoor.com [208.148.209.32]) by smtp3.netdoor.com (8.12.9/8.12.1) with ESMTP id h5I1KseY001237 for ; Tue, 17 Jun 2003 20:20:55 -0500 (CDT) Message-ID: <3EEFB1AB.6060606@netdoor.com> Date: Tue, 17 Jun 2003 19:26:19 -0500 From: Charlie & Tupper England User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.0.1) Gecko/20020823 Netscape/7.0 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Rotary motors in aircraft Subject: Re: [FlyRotary] Re: Straight pipes References: Content-Type: multipart/related; boundary="------------080703030607010305060607" X-Spam-Score: 0 X-Scanned-By: MIMEDefang 2.31 (www . roaringpenguin . com / mimedefang) --------------080703030607010305060607 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Bill Eslick wrote: > Gentlemen: > > After 160 hours, I am working on MORE POWER again. I took off the > home-made muffler, and had the local muffler shop make me a 2 into 1 > straight pipe so I could get an idea what the back pressure was > costing me. > > First off, it is so loud (just like others have reported) that I could > barely hear the radio over my ANR headset! I think an hour at full > throttle would make you crazy. > > Static rpm increased only by about 50 rpm, but on the top end, it made > a large difference. My normal WOT true at 3000 msl is 180 mph. With > the straight pipes, it was 206 mph! Look out Tracy! > > Muffler is back on, and the intake is the next project. Need to make > it more like the ones that work. (Tracy, Ed, etc.) I keep hanging > that turbo on there, but it needs about a 2 inch spacer between the > manifold and turbo to clear everything. I am not sure I want 35 lbs > hanging on the side either. > > Bill Eslick > > "Award Winning RV-6R" > Sun N Fun 2003 > > > > > > ____________________________________________________ > IncrediMail - > Email has finally evolved - Click Here > Congrats on the speed improvement! Now, do you have any fuel flow numbers, altitude info, etc at that speed? Also, are your kids settled in here in Jackson MS yet? We'd love to see your RV (and you, of course :-) ) here for our rotary gathering July 11-13. Charlie Slobovia Outernational Airport Jackson MS --------------080703030607010305060607--