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    Reading Plugs for a 79 gs550 (VM22 carbs)

    They look sooty to me. I would take it for a long, slightly hard ride, like cruise at legal speed for a half hour or so, get it nice and hot, then park it and let it cool off, then read them . I don't like pulling the plugs when hot, I think it could hurt the threads. And I also don't (as many...
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