Bernie Benz b.benz at
Fri Jun 16 23:27:54 EDT 2006

Probably not the problem at all, but to be sure, solate the problem. Replace
one plug at a time with any kind of plug and move it down the bank until you
isolate the bad plug, if any, with certainty. Or, order a new set of plugs
from SJM and send the old ones to me.


> From: "John S. Lagnese" <jlagnese at>
> Date: Fri, 16 Jun 2006 23:11:58 -0400
> To: "Bernie Benz" <b.benz at>
> Subject: Re: Help!!
> I have an occasional miss under power on the highway.
> ----- Original Message -----
> From: "Bernie Benz" <b.benz at>
> To: "John S. Lagnese" <jlagnese at>
> Cc: "200q20V mailing list" <200q20v at>
> Sent: Friday, June 16, 2006 10:35 PM
> Subject: Re: Help!!
> John,
> The F5DPOR is the best and only plug to use in the 20V and any highly forced
> induction engine. But why are you replacing them? They last for 200K+. Have
> you isolated the failure? I¹ve only found one bad one in 350K.
> Bernie
>> From: "John S. Lagnese" <jlagnese at>
>> Date: Fri, 16 Jun 2006 21:42:19 -0400
>> To: <200q20v at>
>> Subject: Help!!
>> Hi,
>> What spark plugs are people using in the 200 q20V? I can't get the Bosch
>> F5DPOR locally. I need to wade through the replacements. The FLAPS don't
>> agree on what should fit. None of them seem to be able to cross reference
>> anything. The archives were no help.
>> Thanks,
>> John
>> _______________________________________________
>> 200q20v mailing list

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