X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mx2.netapp.com ([216.240.18.37] verified) by logan.com (CommuniGate Pro SMTP 5.4.4) with ESMTPS id 5381862 for flyrotary@lancaironline.net; Fri, 03 Feb 2012 13:42:28 -0500 Received-SPF: softfail receiver=logan.com; client-ip=216.240.18.37; envelope-from=echristley@nc.rr.com X-IronPort-AV: E=Sophos;i="4.73,352,1325491200"; d="scan'208";a="622223748" Received: from smtp2.corp.netapp.com ([10.57.159.114]) by mx2-out.netapp.com with ESMTP; 03 Feb 2012 10:41:39 -0800 Received: from [10.62.16.167] (ernestc-laptop.hq.netapp.com [10.62.16.167]) by smtp2.corp.netapp.com (8.13.1/8.13.1/NTAP-1.6) with ESMTP id q13IfbcC010124 for ; Fri, 3 Feb 2012 10:41:39 -0800 (PST) Message-ID: <4F2C29BF.5020501@nc.rr.com> Date: Fri, 03 Feb 2012 13:38:55 -0500 From: Ernest Christley Reply-To: echristley@nc.rr.com User-Agent: Thunderbird 2.0.0.24 (X11/20100623) MIME-Version: 1.0 To: Rotary motors in aircraft Subject: Re: [FlyRotary] New Flywheel for RD-1x redrives References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Tracy wrote: > Replacing the damper is a flanged spline that is bolted directly to > the flywheel using the same bolts (longer bolts required) that attach > the flywheel to the counterweight. The spline is a different spec (15 > splines instead of 30) so it is not compatible with the RD-1 damper > but the new shaft itself is backward compatible with the remainder of > the drive. I retrofitted the same RD-1C that was on my RV-4 for these > tests. Did this change increase the distance between the rear of the gearbox and front of the engine? Specifically, is there room to slip in an inline generator without modifications of the system?