Return-Path: Sender: "Marvin Kaye" To: lml@lancaironline.net Date: Sun, 16 Jan 2005 15:46:40 -0500 Message-ID: X-Original-Return-Path: Received: from web51003.mail.yahoo.com ([206.190.38.134] verified) by logan.com (CommuniGate Pro SMTP 4.2.8) with SMTP id 609346 for lml@lancaironline.net; Sun, 16 Jan 2005 15:42:53 -0500 Received-SPF: none receiver=logan.com; client-ip=206.190.38.134; envelope-from=bu131@swbell.net Received: (qmail 31018 invoked by uid 60001); 16 Jan 2005 20:42:23 -0000 X-Original-Message-ID: <20050116204223.31016.qmail@web51003.mail.yahoo.com> Received: from [64.217.216.30] by web51003.mail.yahoo.com via HTTP; Sun, 16 Jan 2005 12:42:23 PST X-Original-Date: Sun, 16 Jan 2005 12:42:23 -0800 (PST) From: Dr Andre Katz Subject: IV-P continental detonation X-Original-To: marv MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii a question to those savy in engine matters: this am while flying at FL210 in the clear OT -10 engine leaned to 16 GPH all parameters normal CHTs 330 more or less TIT 1640 270 kts going east suddenly the engine detonated, one loud bang lasting 1 second, no change afterward with all numbers again unchanged. landed home HQZ and inspection revealed nothing. drained fuel myself no water, oil level ok, engine performance did not change after detonatiion. TT 260 HRS. any ideas? andres regards