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    markac's Avatar
    markac Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Aug 4, 2009, 08:37 AM
    12 hp briggs and stratton
    My briggs and stratton won't start, jusy spins and backfires. Ive checked all I can think of. HELP
    crigby's Avatar
    crigby Posts: 4,343, Reputation: 107
    Outdoor Power Equipment Expert
    		  
    #2

    Aug 4, 2009, 04:51 PM

    Hi,
    "Spins and backfires" usually means the flywheel key is sheared or something is holding the intake valve open.
    Peace,
    Clarke
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