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plugs or white

  1. Gen1 1.8L
    So I decided it was time to regap my plugs. All plugs are at roughly 0.025+/- so I'm setting them all at .035 I noticed when I took my plugs out they are all black and the tips are white. Is this normal? I ask because on a snowmobile black would be a bad thing, you would want a brownish...