Why you should not use Bosch Platinum
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Joined: Jul 2003
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From: Boston Area

These are Bosch platinum plugs that were in my SC engine for about 25k miles.
This first one looks fairly normal

Look Ma, no center electrode (ground electrode bent for visibility)

Three of them were bad like this.
This first one looks fairly normal

Look Ma, no center electrode (ground electrode bent for visibility)

Three of them were bad like this.
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