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Technical

12mm Diameter

12mm Diameter spark plugs from trusted brands such as Champion, Denso, Bosch and NGK.

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Angle
  1. 90 degrees (1)
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  1. 26.5 mm (1.04") (1)
  2. 11.2mm (7/16") (6)
  3. 12.7mm (1/2") (51)
  4. 19mm (3/4") (162)
  5. 24.2mm (1)
  6. 25.4mm (1") (4)
  7. 26.5mm (1.04") (33)
  8. 28.5mm (1.12") (1)
ThreadPitch
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  2. Beru (44)
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  4. Bosch (53)
  5. Brisk (3)
  6. Champion (63)
  7. Denso (62)
  8. KLG (7)
  9. Lodge (9)
  10. Motorcraft (8)
  11. NGK (145)
Diameter
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  2. 12 mm (1)
  3. 12mm (337)
  4. 14mm (7)
Hex Spanner Size
  1. 14 mm (9/16") (1)
  2. 14.0 BiHex (3)
  3. 14mm (9/16") (20)
  4. 16mm (5/8") (107)
  5. 18mm (11/16") (106)
  6. 19mm (3/4") (19)
  7. 20.8mm (13/16") (2)
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  2. Yes (129)
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  2. Stainless gasket (1)
  3. Standard gasket (5)
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  2. Projected (70)
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Tip Configuration
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  2. Surface Gap (3)
  3. Twin Electrode (6)
Applications
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  2. Powersport (1)
  3. Racing (23)
About GSP
Green Spark Plug

Green Spark Plug Co. Ltd has now added a dedicated sales and distribution team to handle customers questions and pre-sales enquires, we are experts in our field so if you have a query let us know!

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