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Old November 14th 06, 02:44 PM posted to rec.autos.makers.ford.explorer
Steven Hilgendorf
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Posts: 28
Default '98 Explorer V8 Spark Plug Replacement?

HT, after some more research I found out that the SP432 (AGSF32FM) are
the correct NEW plugs recommended by Ford to replace the AWSF32EE. It
seems the AGSF32FM (SP432) is a new Motorcraft Fine-Wire Platinum plug.

Steven

Happy Traveler wrote:
> Not an expert on Motorcraft plugs, but those don't seem to be platinum at
> all. Which doesn't mean that they are bad - platinum buys you longevity, not
> much else. Search this group for old wars about plugs, and you will find a
> lot of information - and a lot of disagreement...
> As for wires, I seriously doubt that visual inspection will reveal anything.
> Perhaps under a microscope... The two that failed on me looked just perfect.
> Measuring resistance (as suggested by some manuals) is also futile, because
> it's typically the conductor that fails. The usual failure mode is breakdown
> of the insulation in some weak spot (probably a manufacturing defect),
> causing arcing to the nearest metal. Some can see that in the dark. I happen
> to have an oscilloscope, so that's what I use, but this is certainly an
> overkill for the average shade tree mechanic.
>
> "Steven Hilgendorf" > wrote in message
> ...
>> Thank you Xx and Happy Traveler. I will inspect the wires thoroughly
>> during the plug replacement. My owners manual recommends Motorcraft
>> AWSF32EE spark plugs for replacement, however all I can seem to locate
>> locally are Motorcraft SP432 spark plugs. Are these the same plugs,
>> double platinum?

>
>

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