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losing compression

  1. How do I know if I'm losing compression?

    Motorcycle Repair
    Lately my bike has been sluggish to start, and when it's a cold start, it always has to backfire once. Today it was about 2℃ (34℉) and it started, but I couldn't get any power. Eventually, it just quit altogether, and I flattened the battery trying to get it started again. I'm inclined to think...
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