X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fed1rmmtao102.cox.net ([68.230.241.44] verified) by logan.com (CommuniGate Pro SMTP 5.2c4) with ESMTP id 2629526 for flyrotary@lancaironline.net; Thu, 03 Jan 2008 13:05:01 -0500 Received-SPF: none receiver=logan.com; client-ip=68.230.241.44; envelope-from=alventures@cox.net Received: from fed1rmimpo02.cox.net ([70.169.32.72]) by fed1rmmtao102.cox.net (InterMail vM.7.08.02.01 201-2186-121-102-20070209) with ESMTP id <20080103180419.DHMW24689.fed1rmmtao102.cox.net@fed1rmimpo02.cox.net> for ; Thu, 3 Jan 2008 13:04:19 -0500 Received: from BigAl ([72.192.143.193]) by fed1rmimpo02.cox.net with bizsmtp id Yi4R1Y00f4AaN600000000; Thu, 03 Jan 2008 13:04:26 -0500 From: "Al Gietzen" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Plugs Date: Thu, 3 Jan 2008 10:05:37 -0800 Message-ID: <000001c84e33$3e785030$6401a8c0@BigAl> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0001_01C84DF0.30551030" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198 This is a multi-part message in MIME format. ------=_NextPart_000_0001_01C84DF0.30551030 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Subject: [FlyRotary] Plugs Has anyone used any "Pulstar" plugs? Is there really anything to it? www.pulstarplug.com Sounds to me a little like another bottle of snake oil. But, who knows. Richard Sohn My take is that it is mostly snake oil; but could be beneficial if your plugs are subject to fouling. There is very likely very little additional power into the spark; but the available power is concentrated into a very much shorter time - instead of lighting up the spark for 30 millions of a second, it concentrates it into about a billionth of a second (using their numbers). Whether this is really advantageous to igniting the mixture; I don't know, my guess is probably not. However; doing that would definitely more likely fire a fouled plug. It is similar to holding a gap between the plug wire and the plug. I remember from way back when I was a kid and had an oil-burning Chevy that would foul plugs. Rigged about a 3/8" gap between the plug wire and the plugs, and it would run fine. Al ------=_NextPart_000_0001_01C84DF0.30551030 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Subject: [FlyRotary] Plugs

 

Has anyone used any "Pulstar" plugs? Is there really anything to it?  www.pulstarplug.com  =

 

Sounds to me a little like = another bottle of snake oil. But, who knows.

 

Richard = Sohn

 

My take is that it is mostly = snake oil; but could be beneficial if your plugs are subject to fouling.  = There is very likely very little additional power into the spark; but the = available power is concentrated into a very much shorter time – instead of = lighting up the spark for 30 millions of a second, it concentrates it into about = a billionth of a second (using their numbers).  Whether this is = really advantageous to igniting the mixture; I don’t know, my guess is = probably not.  

 

However; doing that would = definitely more likely fire a fouled plug. It is similar to holding a gap between the = plug wire and the plug.  I remember from way back when I was a kid and had an oil-burning Chevy that would foul plugs.  Rigged about a 3/8” = gap between the plug wire and the plugs, and it would run = fine.

 

Al

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