X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imf25aec.mail.bellsouth.net ([205.152.59.73] verified) by logan.com (CommuniGate Pro SMTP 5.0c7) with ESMTP id 792246 for flyrotary@lancaironline.net; Fri, 28 Oct 2005 22:41:07 -0400 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.73; envelope-from=bobperk@bellsouth.net Received: from ibm69aec.bellsouth.net ([70.149.129.176]) by imf25aec.mail.bellsouth.net with ESMTP id <20051029024022.DJZN1975.imf25aec.mail.bellsouth.net@ibm69aec.bellsouth.net> for ; Fri, 28 Oct 2005 22:40:22 -0400 Received: from HpPavilion310n ([70.149.129.176]) by ibm69aec.bellsouth.net with ESMTP id <20051029024021.KUQW6039.ibm69aec.bellsouth.net@HpPavilion310n> for ; Fri, 28 Oct 2005 22:40:21 -0400 From: "Bob Perkinson" To: "Rotary motors in aircraft" Subject: RE: [FlyRotary] Question on spark plug sizes for CHT Date: Fri, 28 Oct 2005 21:40:20 -0500 Message-ID: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_009A_01C5DC08.31E92820" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook IMO, Build 9.0.2416 (9.0.2910.0) In-Reply-To: Importance: Normal X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2600.0000 This is a multi-part message in MIME format. ------=_NextPart_000_009A_01C5DC08.31E92820 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit I would say that the 14mm would be the correct hole size, the plug thread diameter is 13 point something. Also the plug sits in a well that is about 21mm in diameter and about 3/8 inch deep. I am not sure that a CHT ring will fit in the well. Bob Perkinson Not going anywhere fun at the moment. Hendersonville, TN. RV9 N658RP Reserved If nothing changes Nothing changes Can someone tell off the top of their head which CHT I need for 13B spark plugs? Spruce sells 10, 14, and 18 mm and I'd really like to get a Spruce order in and am feeling a bit lazy and not really wanting to head out to the hanger and measure and then convert one to metric... Thanks. Doug Lomheim (Attempting to keep the list active while all our bubbas are having fun at Tracy's :)) ------=_NextPart_000_009A_01C5DC08.31E92820 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable

I would say that the 14mm would be = the=20 correct hole size, the plug thread diameter is 13 point something. = Also=20 the plug sits in a well that is about 21mm in diameter and about 3/8 = inch=20 deep. I am not sure that a CHT ring will fit in the = well.

Bob Perkinson = Not going=20 anywhere fun at the moment.
Hendersonville, TN.
RV9 N658RP=20 Reserved
If nothing changes
Nothing changes

Can someone tell off the top of their head which CHT I need for = 13B spark=20 plugs? Spruce sells 10, 14, and 18 mm and I'd really like to get = a=20 Spruce order in and am feeling a bit lazy and not = really wanting to=20 head out to the hanger and measure and then convert one to=20 metric...

Thanks.

Doug Lomheim

(Attempting to keep the list active while all our bubbas are = having fun=20 at Tracy's :))

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