Spark plugs with patented DiamondFIRE technology extends performance, forces optimal edge-to-edge sparks and E3 electrode design keeps edges from deteriorating. Delivers more power on less gas, reduces engine deposits for quicker starts and dramatically reduces long term emissions. Increased fuel efficiency up to 13%. Lifetime guarantee. No. E3.10: Fits: Standard 2-16HP 4-Cycle Small Engines, Hex Size: 13/16", Reach: .375", Thread Diameter: 14mm No. E3.12: Fits: Shorty 2-16HP 4-Cycle Small Engines, Hex Size: 3/4", Reach: .375", Thread Diameter: 14mm No. E3.14: Fits: Lawn Boy/Weedeater 2-Cycle Engines, Hex Size: 3/4", Reach: .375", Thread Diameter: 14mm No. E3.18: Fits: Small Kohler,Briggs&Stratton Intek Engin, Hex Size: 13/16", Reach: .75", Thread Diameter: 14mm

• Produces up to 12% more power, reducing fuel consumption by up to 13% while cutting harmful toxic emissions up to 58%. By reducing carbon deposits, your engine will run cleaner and smoother and last longer.
• Edge to Edge design concentrates spark energy for easier starts in all weather conditions.
• Champion cross-over: N4C and N5C.

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