X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Thu, 12 Jul 2007 18:01:59 -0400 Message-ID: X-Original-Return-Path: Received: from vms040pub.verizon.net ([206.46.252.40] verified) by logan.com (CommuniGate Pro SMTP 5.1.10) with ESMTP id 2172447 for lml@lancaironline.net; Thu, 12 Jul 2007 01:59:11 -0400 Received-SPF: pass receiver=logan.com; client-ip=206.46.252.40; envelope-from=sbej@verizon.net Received: from [192.168.0.102] ([75.82.233.22]) by vms040.mailsrvcs.net (Sun Java System Messaging Server 6.2-6.01 (built Apr 3 2006)) with ESMTPA id <0JL1006CMXXAZCXA@vms040.mailsrvcs.net> for lml@lancaironline.net; Thu, 12 Jul 2007 00:58:23 -0500 (CDT) X-Original-Date: Wed, 11 Jul 2007 22:58:29 -0700 From: Bryan Wullner Subject: Dimpled Firewalls X-Original-To: Lancair Mailing List X-Original-Message-id: <67559302-44E4-4289-9087-800B98CC950B@verizon.net> MIME-version: 1.0 (Apple Message framework v752.3) X-Mailer: Apple Mail (2.752.3) Content-type: text/plain; charset=US-ASCII; delsp=yes; format=flowed Content-transfer-encoding: 7bit What is everyone doing about the dimpled firewall effect you get when you tighten your motor mount bolts up to the hard firewall with 3/8" of soft fiberfrax behind it? I thought about putting phenolic spacers behind each bolt but not really interested in the time to do it. I dont care if my firewall is dimpled I just want to make sure its safe. Anyone else have the dimple effect? Bryan Lancair 360