X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from smtp01.syd.iprimus.net.au ([210.50.30.196] verified) by logan.com (CommuniGate Pro SMTP 5.1c.2) with ESMTP id 1330888 for flyrotary@lancaironline.net; Mon, 31 Jul 2006 20:40:39 -0400 Received-SPF: pass receiver=logan.com; client-ip=210.50.30.196; envelope-from=daval@iprimus.com.au Received: from [192.168.1.8] (211.26.28.186) by smtp01.syd.iprimus.net.au (7.2.072.1) id 442E344D02E67B2B for flyrotary@lancaironline.net; Tue, 1 Aug 2006 10:39:48 +1000 Mime-Version: 1.0 (Apple Message framework v624) In-Reply-To: References: Content-Type: text/plain; charset=US-ASCII; format=flowed Message-Id: <666d1af76c408f8e5445fc3bc54dbec4@iprimus.com.au> Content-Transfer-Encoding: 7bit From: david mccandless Subject: Re: [FlyRotary] Renesis HP (was: [FlyRotary] Re: Oshkosh) Date: Tue, 1 Aug 2006 08:39:45 +0800 To: "Rotary motors in aircraft" X-Mailer: Apple Mail (2.624) On 1, Aug , at 8:12 AM, Bill Dube wrote: > I think most of the HP in the Renesis is coming from the intake > manifold design. If you put a "log" intake, you won't get the big HP > that the stock tuned intake delivers. > Hi Bill, my understanding of the Renesis intake manifold design is to boost the low speed torque to enhance drivability in the car. At 240 HP, the manifold is presenting 'tuned length' for 8000 + rpm. If the "log" has tuned length intake runners for 8000+, then it will also make 240 HP. FWIW, Dave McC