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  1. '05 Raptor 660R Won't Start (lots of detail)

    Raptor 660 General
    Hello all, I am new to the forum and would like to say thank you in advance for any help you can give me. I purchased a 2005 Raptor 660R that had no compression at the plug, with compression checker, but was def blowing air out the exhaust. I got it home and found that the center valve was...