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British Industrial History

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KLG Sparking Plugs

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of Putney and later of Treforest

Kenelm Lee Guinness invented the KLG sparking plug. [1] He was from the famous brewing family.

1919 sold world distribution rights to Smiths

1922 Made by the Robinhood Engineering Works.

c.1927 Sold to Smiths.

1937 Kennelm Lee Guinness died.

1937 Manufacturers of sparking plugs and sparking plug wireless screens. "K.L.G." Sparking Plugs.

1939 See Aircraft Industry Suppliers

c.1940 They set up a shadow factory at Treforest, in South Wales, to protect the business from bombing. After the war production continued at both places.

1963 Motor Show exhibitor. Sparking plugs.

An account of the development of KLG plugs may be found in the booklet 'The Vital Spark!' by Keith Gough [2]

See Also

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Sources of Information

  1. [1] Darracq-V8
  2. 'The Vital Spark! - The development of aero engine sparking plugs', by Keith Gough, published by the Rolls-Royce Heritage Trust. ISBN 1 872922 02 3