dolmar

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  1. Hasufel

    Dolmar Spark Plug Question

    I was cleaning my Dolmar PS-7910 and, when I pulled the plug to see how it was looking, I noticed what looks like some carbon build-up on one side of the ceramic part of the plug. I've put exactly 2 quarts of ethanol-free premix through this baby so far. Aside from being a little hard to...