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too much black smoke

  1. Repair & Technical Discussion
    first time here. Hope I'm in the right place JD 850 just got back from the shop, new head gasket (head planed etc) 1 new injector, new radiator & water pump. Ran great the first few times I mowed with it. Sat for a couple weeks. Now blows black smoke under load (like a coal stove). Smoke...
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