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    aselden's Avatar
    aselden Posts: 3, Reputation: 1
    New Member
    		  
    #1

    May 20, 2015, 06:29 AM
    Briggs 312777 will not start
    My b&s 312777 cranks over and backfires but will not start
    ballengerb1's Avatar
    ballengerb1 Posts: 27,378, Reputation: 2280
    Home Repair & Remodeling Expert
    		  
    #2

    May 20, 2015, 07:42 PM
    Sounds like a timing issue, did you hit a rock or a stump last time you used it? When was it last running correctly?
    DG's Avatar
    DG Posts: 1,375, Reputation: 109
    Ultra Member
    		  
    #3

    May 20, 2015, 07:50 PM
    Check pushrods , and or valve clearance .
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