Return-Path: Received: from smtpauth07.mail.atl.earthlink.net ([209.86.89.67] verified) by logan.com (CommuniGate Pro SMTP 4.3c3) with ESMTP id 821489 for flyrotary@lancaironline.net; Sat, 26 Mar 2005 07:23:10 -0500 Received-SPF: pass receiver=logan.com; client-ip=209.86.89.67; envelope-from=jerryhey@earthlink.net Received: from [65.176.136.131] (helo=earthlink.net) by smtpauth07.mail.atl.earthlink.net with asmtp (Exim 4.34) id 1DFAJ5-0005hg-Us for flyrotary@lancaironline.net; Sat, 26 Mar 2005 07:22:24 -0500 DomainKey-Signature: a=rsa-sha1; q=dns; c=simple; s=test1; d=earthlink.net; h=Date:Subject:Content-Type:Mime-Version:From:To:Content-Transfer-Encoding:In-Reply-To:Message-Id:X-Mailer; b=XL7Hy9CmvoFMeDKUdFO13Yjde1gZ10BHgZgC0+WJpKXGD+5W1kZ9WTiFBXC/amdA; Date: Sat, 26 Mar 2005 07:23:45 -0500 Subject: Re: [FlyRotary] Re: RX8 P-Port Content-Type: text/plain; delsp=yes; charset=US-ASCII; format=flowed Mime-Version: 1.0 (Apple Message framework v552) From: Jerry Hey To: "Rotary motors in aircraft" Content-Transfer-Encoding: 7bit In-Reply-To: Message-Id: X-Mailer: Apple Mail (2.552) X-ELNK-Trace: 8104856d7830ec6b1aa676d7e74259b7b3291a7d08dfec797f33d3fe6620f45e05ab07dc2ff661e4350badd9bab72f9c350badd9bab72f9c350badd9bab72f9c X-Originating-IP: 65.176.136.131 George, my engine mount fixture will handle any engine mount (thus far designed) that uses Tracy's drive. Your bell housing would drop right in. I do like the beam mount but I also like your bell housing and for that matter I like the Conversion Concepts mount too. I believe all are winners. Jerry On Friday, March 25, 2005, at 07:42 PM, George Lendich wrote: > Jerry, > > The bridge PP is to stop the very thin and flexible seals from being > spit > out the hole - but your also spot on with other stuff like overlap. > > I claim rights to the first RX8 PP design, but of course everyone can > use > it. > > I thought you were going with the beam mount as it's your design? > > The biggest cost by far is the machining cost, I wouldn't lumber the > builder > to do the machining because it must be precise, but for someone with > the > skills, they would save themselves money. I'm working on the machining > costs > to get them down > > For instance Butch will be doing his own and will be testing the > design - > for those that don't knew he's an Aviation engineer and my project > partner. > He is currently looking at costings as well and will be handling the US > market, so everyone in the US will be dealing with someone they know > and > trust. I'm hoping he will get to all the air shows with what ever other > products we develop as well! > We will get there! > George > > My biggest concern in costing >> Wow, I had not even considered the RX-8, but you are right about the >> bridge port. No overlap so it can open early and the bridge >> ports can be quite wide too so they will have lots of capacity. This >> may be the ultimate engine. Jerry >> >> Ps. George I am looking forward to plugging one of your bell >> housings >> into my fixture. Are you going to deliver the castings with the >> mill >> work done or will that be up to the builder? >> >> >> On Friday, March 25, 2005, at 06:09 PM, George Lendich wrote: >> >>> Jerry, >>> >>> Here's the latest - my design for the Rx8 P-Port. >>> >>> It is a bridged P-port as the Rx8 apex seals are very narrow and >>> flexible - >>> not to be used with P-exhaust housings , for obvious reasons. >>> >>> The green circle is your 1.6 PP. >>> >>> George (down under) >>> >>>> Suddenly there is a lot of interest in P ports. I think at least 6 >>>> different versions are being built or at least dreamed about. There >>>> is >>>> one mentioned yesterday on the other list that will basically be a >>>> race >>>> engine: 300 hp at 9000 rpm!! Trouble with that number is that it >>>> does >>>> not compute. I think 400 hp at 9000 rpm would be more like it. >>>> This >>>> is a different world from the wimpy little 220 hp at 6000 rpm >>>> engine I >>>> am building. >>>> >>>> Anyway, last week I posted a drawing of the intake plenum I >>>> planned >>>> to build but since then it has gotten a lot better. Here is the new >>>> version. The air filter goes where the alternator was located on >>>> the >>>> stock engine. Jerry >>>> >>>> >>> >>> >>> --------------------------------------------------------------------- >>> -- >>> ----- >>> ---- >>> >>> >>> >>> >>> >>> >>> --------------------------------------------------------------------- >>> -- >>> ----- >>> ---- >>> >>> >>>> >>>> >>>> >>> >>> >>> --------------------------------------------------------------------- >>> -- >>> ----- >>> ---- >>> >>> >>>>>> Homepage: http://www.flyrotary.com/ >>>>>> Archive: http://lancaironline.net/lists/flyrotary/List.html >>>> >>> Homepage: http://www.flyrotary.com/ >>>>> Archive: http://lancaironline.net/lists/flyrotary/List.html >> >> >>>> Homepage: http://www.flyrotary.com/ >>>> Archive: http://lancaironline.net/lists/flyrotary/List.html >> > > > >>> Homepage: http://www.flyrotary.com/ >>> Archive: http://lancaironline.net/lists/flyrotary/List.html >