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    firehouse33's Avatar
    firehouse33 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Aug 10, 2014, 06:37 AM
    Craftsman 18.5 intel after mowing,low power and running bad also muffler very loud,
    Craftsman 18.5 intec
    After mowing,started losing ppower and muffler got vvery loud,removed mmufflers
    And shook it, can hear baffle
    Ratteling, could bad muffler cause low power problem?Does this eengine need bback pressure to run properly?
    crigby's Avatar
    crigby Posts: 4,343, Reputation: 107
    Outdoor Power Equipment Expert
    		  
    #2

    Aug 13, 2014, 09:20 PM
    Hi,
    Bad muffler is just that. Replacement is warranted if not in warranty. Backpressure is usually not an issue, so you may well have another problem that you have less chance of hearing a symptom of with that muffler.
    Peace,
    Clarke
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