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      2. Spark Plugs
      3. NGK 7421 Spark Plug

      NGK 7421 Spark Plug

      MPN: NGK7421

      $11.75
      Engineered specifically for lawn mowers, chainsaws, trimmers, and other outdoor machinery, these spark plugs deliver exceptional performance and reliability.

      • Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
      • Corrugated ribs prevent flashover
      • Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer
      • Copper core aids in heat removal
      • Triple seals prevent leakage
      • Spark plug designed for use with outdoor power equipment engines.

      WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Find Parts With Part Diagrams

      We get it, fixing outdoor power equipment can be hard, but finding the right part is easier with our Part Lookup Tool.

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