[Shop-talk] Spark plugs in regular cars

[Karl Vacek]

Thanks, Dave --

And if they're platinum or whatever, I guess I'll check them first.  They 
should still be fine, right ?

I suppose blasting those plugs is a bad idea, in that it'll round off the 
corners where the spark is formed ?

Karl



> On Fri, Nov 21, 2008 at 6:07 PM, Karl Vacek <kvacek at ameritech.net> wrote:
>> Time to replace spark plugs in the everyday cars.  Close to 60K on each 
>> and
>> never missed a beat since we've had them, but it seems like a good idea - 
>> and
>> yes, I've regretted that statement before   =8~0
>>
>> Since plain old OEM plugs seem to hold up so well nowadays that's my 
>> usual
>> choice.  Is there any other advantage to platinums besides life ?
>
> Both the cars you're working on have platinum plugs from the factory.
> (Well, they're likely iridium or yttrium or palladium, but the idea is
> the same.)  Use what the factory used.  Make sure you get the correct
> part number; modern spark plugs are pre-gapped (check them, and return
> them if they're wrong, though) and are not adjustable.  (The
> electrondes break)
>
>
> -- 
> David Scheidt
> dmscheidt at gmail.com
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