On Sun, 12 Jun 2005 06:27:47 -0400, Nate Nagel >
wrote:

>RV wrote:
>> On Sun, 12 Jun 2005 01:00:18 GMT, aarcuda69062
>> > wrote:
>>
>>
>>>In article >,
>>>RV > wrote:
>>>
>>>
>>>>On Fri, 10 Jun 2005 21:52:48 -0400, "RoB"
> wrote:
>>>>
>>>>
>>>>>I am looking at replacing my spark plugs in a 3.8l GM engine (high mileage)
>>>>>and was looking at those NGK G-Power Plugs but a friend of mine says just
>>>>>put the cheapy AC Delco, because the platinum won't make any difference
>>>>>except possible quicker starts, but not worth the money... Is there any
>>>>>performance difference between copper plugs and platinum?
>>>>>Any suggestions would be appreciated..
>>>>>
>>>>
>>>>You either have a combustion chamber configuration or compression
>>>>ratio suitable for platinum plugs, or you don't.
>>>>If you dont then dont run plat plugs.
>>>>If the car manufactuers says run plat plugs, then you do have the CC
>>>>for it and should run them.
>>>
>>>Absolute rubbish. Neither compression ratio or combustion
>>>chamber design dictate whether platinum spark plugs should be
>>>used.
>>>Platinum plugs are strictly a maintenance sell.
>>
>>
>> So we can assume you are not a qualified motor mechanic
>
>He's right, you're wrong, get over yourself already.

You wouldnt know the diff