Return-Path: Received: from imf22aec.mail.bellsouth.net ([205.152.59.70] verified) by logan.com (CommuniGate Pro SMTP 4.2) with ESMTP id 369933 for flyrotary@lancaironline.net; Wed, 18 Aug 2004 14:21:01 -0400 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.70; envelope-from=ceengland@bellsouth.net Received: from bellsouth.net ([209.215.60.232]) by imf22aec.mail.bellsouth.net (InterMail vM.5.01.06.08 201-253-122-130-108-20031117) with ESMTP id <20040818182029.BOLW1788.imf22aec.mail.bellsouth.net@bellsouth.net> for ; Wed, 18 Aug 2004 14:20:29 -0400 Message-ID: <41239DDD.6070207@bellsouth.net> Date: Wed, 18 Aug 2004 13:20:13 -0500 From: Charlie England User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.4) Gecko/20030624 Netscape/7.1 (ax) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Rotary motors in aircraft Subject: Re: [FlyRotary] Re: Supercharger (was Compressor maps) References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Russell Duffy wrote: > > For the moment, the lack of static RPM is the only thing keeping me > > from departing the left side of the runway :-) > > That sounds reminiscent of the problems F4U drivers had. > You might want to look up the development history of the > Corsair, and see if it offers any useful insights. > > Dale R. > > Someone told me that the P-51 was the same way, and that you can't use > full throttle on takeoff. I think I know the solution, but I'm not > sure I want to do it. My mount currently has left offset, which used > to be a good thing with the B drive. Now that the C drive gives me > left engine torque, having a left offset in the mount is exactly > wrong. I wanted to see how bad it was first, then decide what to do. > > The first option is to shim the mount to the right, enough to zero out > the torque. That's as far as I dare shim it, and it will require me > to reposition the cowl, which makes me itch to think of the fiberglass > work. The better option is to make, or have made, a new mount, but I > just can't face the thought of doing that now. > > Rusty (off to check my EC-2 MAP cal) > > > :^) Before you get your nose all out of joint, find somebody with a Continental IO-360/210HP Swift & get them to let you run the rudder pedals on takeoff. Big props want to turn the plane on takeoff. If you 'fix' that, you might find yourself holding 10 lbs of left rudder in cruise. FWIW... Charlie We haven't set a date yet for the Fall session of Slobovia Outernational party time. Anyone up for a road trip in early November?