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Date:         Mon, 10 Jan 2005 21:26:28 -0500
Reply-To:     ROBERT DONALDS <donalds1@VERIZON.NET>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         ROBERT DONALDS <donalds1@VERIZON.NET>
Subject:      Re: Broken Spark Plug Electrode/Tip
Comments: To: James V <tornadored@EARTHLINK.NET>
Content-Type: text/plain; format=flowed; charset="iso-8859-1";
              reply-type=original

I would suspect that the broken tip has done what ever damage it could and has exited out the exhaust port long before you noticed the problem so start it up and drive it Bob Donalds Boston Engine Exchange

----- Original Message ----- From: "James V" <tornadored@EARTHLINK.NET> To: <vanagon@GERRY.VANAGON.COM> Sent: Monday, January 10, 2005 7:57 PM Subject: Re: Broken Spark Plug Electrode/Tip

> On 1/9/05 17:33, "Dennis Haynes" <dhaynes@optonline.net> wrote: > >> Broken spark plug tips and loose plugs are both indicative of an engine >> pinging itself to death. The W7DTC plugs are too long. They were only >> listed as a fit for the '85 model year. I guess a mistake! Check your >> ignition timing and make sure the cat is not plugged. > > Thanks for the info. Like some others, I've been using the W7DTC for a > couple years and they have performed well. Of course, if my broken plug > was > a result of incorrect plug... that's a problem. > > Before this, the van ran well. Timing was checked within the last year. > Haven't had any power loss that I thought was symptomatic of a plugged > cat. > Is there something else that could have damaged the spark plug this way? > > Anyway, at present I'm more concerned with whether or not it's okay to be > driving the van at all (w/ new spark plug). It's parked on the side of > the > road and I'd like to get it home. But having bits of spark plug floating > around seems not-so-good, and pulling the head isn't something I want to > tackle / pay someone to do. Someone suggested to me that the pieces are > likely fused to the piston anyway. > > Thanks, > > James V > 90 Carat > > >> -----Original Message----- >> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf >> Of James V >> Sent: Sunday, January 09, 2005 8:12 PM >> To: vanagon@GERRY.VANAGON.COM >> Subject: Broken Spark Plug Electrode/Tip >> >> After my van suddenly lost power, I found that one of the spark plugs >> (right/rear) was loose. Before tightening it, I pulled it: The tip is >> gone >> and one of the "electrodes" (bosch tri-electrode) is broken off. >> >> Would simply being loose cause the plug to break this way? >> >> I figure it wouldn't be such a good idea to simply replace the plug with >> broken bits in there... So, what now? >> >> Thanks, >> >> James V >> 90 Carat >> >> >


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