NGK - Spark Plugs

NGK, or Nihon Gaishi Kabushikigaisha, are manufacturers of combustion engine spark plugs and associated equipment. Established in 1936 in Japan as NGK Insulators they provided much of their production to the Japanese automakers, providing spark plugs for cars, motorbikes, outboard, and inboard engines, and garden machinery.

Now operating as various subsidiaries around the world including in the USA as NGK Spark Plugs (USA) Inc. since 1966, NGK Spark Plug (UK) Ltd. since 1975, and NGK Spark Plug Europe GmbH in 1989.

NGK Spark Plugs are today used on a wide variety of combustion engines from modern, ultra-efficient engines to classic cars, outboard engines, boat inboard engines, motorbikes, and lawn mowers to name a few.

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