• is it a relatively new plug? The electrode looks pretty good. The sandy grey deposits can be consistent with normal use

  • Could be OEM (FoMoCo branded) - Ford Ka only on 30k miles!

    I always thought pinkish/brown/grey deposits okay, it’s just these are a little more extensive.

    Resistance tests at 5.7kohm which I’d expect.
    HT lead tests about the same
    I’m suspecting coil pack

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