Return-Path: Received: from relay01.roc.ny.frontiernet.net ([66.133.131.34] verified) by logan.com (CommuniGate Pro SMTP 4.1.5) with ESMTP id 2627125 for flyrotary@lancaironline.net; Tue, 07 Oct 2003 09:54:07 -0400 Received: (qmail 7588 invoked from network); 7 Oct 2003 13:54:04 -0000 Received: from unknown (HELO frontiernet.net) ([170.215.97.8]) (envelope-sender ) by relay01.roc.ny.frontiernet.net (FrontierMTA 2.3.6) with SMTP for ; 7 Oct 2003 13:54:04 -0000 Message-ID: <3F82B77B.DBC9DC7A@frontiernet.net> Date: Tue, 07 Oct 2003 08:54:19 -0400 From: Jim Sower X-Mailer: Mozilla 4.77 [en] (Win98; U) X-Accept-Language: en MIME-Version: 1.0 To: Rotary motors in aircraft Subject: Re: [FlyRotary] True Displacement of the 13B rotary Egnine References: Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit <... something that seems destined to invoke debate and heated argument ...> Then why am I not all hot and bothered and agitated? <... it really doesn't make a bit of difference ...> Oh. That's why? OK Ed Anderson wrote: > Ok, guys > > Time to stir up the pot {:>) > > If ever there has been something that seems destined to invoke debate and > heated argument, it's the issue of the true displacement of the 13B twin > rotor Mazda Engine. > > <... SNIP ...> > > In the end, like most arguments of this type, it really doesn't make a bit > of difference. The rotary engine is blithely unaware of the liberties taken > with its displacement and could probably care less if it did know. But, > every once in awhile the record needs to be place on notice of the correct > facts. The 13B displaces approx 120 cubic inches over its complete engine > cycle or 80 CID over 2/3 of its complete cycle - your choice {:>). > > FWIW > > Ed Anderson > RV-6A N494BW Rotary Powered > Matthews, NC > eanderson@carolina.rr.com > > >> Homepage: http://www.flyrotary.com/ > >> Archive: http://lancaironline.net/lists/flyrotary/List.html