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exhaust elbow

  1. Yanmar 2QM15 Rebuild

    Gear & Maintenance
    Hi, In early July, I came to my boat after being away for three week and found the engine seized. It was locked up solidly, in that it would not budge even a little bit after soaking the cylinders with Marvel Mystery oil for several days. It turned out to be a blown head gasket which let...
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