Return-Path: Received: from smtpauth04.mail.atl.earthlink.net ([209.86.89.64] verified) by logan.com (CommuniGate Pro SMTP 4.3c3) with ESMTP id 802104 for flyrotary@lancaironline.net; Fri, 18 Mar 2005 10:52:56 -0500 Received-SPF: pass receiver=logan.com; client-ip=209.86.89.64; envelope-from=jerryhey@earthlink.net Received: from [65.176.161.148] (helo=earthlink.net) by smtpauth04.mail.atl.earthlink.net with asmtp (Exim 4.34) id 1DCJlj-0004rG-Ow for flyrotary@lancaironline.net; Fri, 18 Mar 2005 10:52:12 -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=gnLq6Qv8utvxFnmwaPbbEMd04gJ1eYT3usscPAppj/DfDRUB5V//N6qC1qIl4iWW; Date: Fri, 18 Mar 2005 10:53:27 -0500 Subject: Re: [FlyRotary] Engine size Content-Type: text/plain; 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: 8104856d7830ec6b1aa676d7e74259b7b3291a7d08dfec792b9661d13d0c2fd76e2f31ef20437a0a350badd9bab72f9c350badd9bab72f9c350badd9bab72f9c X-Originating-IP: 65.176.161.148 Randy, that HP should be readily available as long as you use the 2:85 psru (7500 rpm). Jerry On Friday, March 18, 2005, at 09:54 AM, randy echtinaw wrote: > Gentlemen, > I am building an acro rated single seat biplane that the designer > has limited the max. engine size to IO-360. I am surmising that this > engine limitation is based on weight and airframe maximum speed. I > have decided to use rotary power and am slowly developing a plan as to > what I will use. I am looking for a little more help going "vertical." > The rotary weight (less) will be a bonus. I am not an engineer and am > not even related to one so my question: > Can I go to a P-port 2 rotor in the 230-240 hp range if I do not > exceed the max. airframe speed. > Thank you, > Randy > > >>> Homepage: http://www.flyrotary.com/ >>> Archive: http://lancaironline.net/lists/flyrotary/List.html >