NGK Standard Spark Plug - MAR9A-J

Standard copper core insulated spark plug

Details
£14.83
RRP £26.66

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Description

NGK Standard Spark Plug - MAR9A-J

NOTE PRICE PER PLUG

Triple-Gasket Sealing Process
Virtually eliminates the possibility of combustion gas leakage through the shell. Most other manufacturers only use two seals.

Solid-Copper Core
Produces a more powerful spark with less firing voltage. Other manufacturers use a "copper coated" center core.

Corrosion Resistant
Zinc Chromate Coating double dipped for maximum protection. An NGK exclusive.

Alumina Silicate Insulator
Virtually pure to insure dielectric and physical strength, as well as heat transfer away from the tip for maximum performance.

Corrugated Ribs
Eliminate "flashover", which can cause misfiring and engine damage, especially in damp environments.

Product Fitment Manufacturer
Questions and Answers

Questions and Answers

  • Hi, I have a Ducati Monster 821 2017. Are these spark plugs suitable for my motorcycle? I can see that my montorcycle is not listed under Model Fitment on your web site. However, when I check on the NGK web site, it says that the MAR9A-J is suitable for my motorcycle. I just want to check with you before I buy. Thank you

    October 2, 2018

    This is the correct spark plug for your Ducati.

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