E-3SparkPlugs.com is part of the SparkPlugs.com family, an authorized full line E3 dealer. To contact E3, click here.
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How Often Should I Replace My Small Engine Spark Plug?
Typically, lawn mower spark plugs are replaced seasonally but it depends upon the area where you live. E3's small engine plug warranty for non-commercial household use covers the life of the original engine in your lawn mower.
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