X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from ms-smtp-02.texas.rr.com ([24.93.47.41] verified) by logan.com (CommuniGate Pro SMTP 5.1c.2) with ESMTP id 1222285 for flyrotary@lancaironline.net; Mon, 03 Jul 2006 12:35:45 -0400 Received-SPF: pass receiver=logan.com; client-ip=24.93.47.41; envelope-from=clouduster@austin.rr.com Received: from [10.0.0.99] (cpe-70-123-147-30.austin.res.rr.com [70.123.147.30]) by ms-smtp-02.texas.rr.com (8.13.6/8.13.6) with ESMTP id k63GYuKX001717 for ; Mon, 3 Jul 2006 11:34:57 -0500 (CDT) Message-ID: <44A94730.20007@austin.rr.com> Date: Mon, 03 Jul 2006 11:34:56 -0500 From: Dennis Haverlah User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.2) Gecko/20040804 Netscape/7.2 (ax) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Rotary motors in aircraft Subject: Exhaust pipe exit Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: Symantec AntiVirus Scan Engine I'm finishing up the exhaust - Renesis, RV-7A- and need to know the approximate angle I should use to keep the exhaust from hitting the fuselage floor. I initially came straight out - parallel to the fuselage and 2.5 inch clearance- and after running the engine at low power I notice the exhaust had impinged on the fuselage bottom. I'm considering a 30 degree turn down about 3 inches long. Any suggestions? Dennis H. RV-7A, Renesis,RWS: EC-2, EM-2, 2.85:1 PRDU James "Shark" cowl, oil and water rads under engine Catto 76/88 2 blade, ran engine, not flying