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Genuine Honda OEM SILMAR9A9S NGK Spark Plug - 31909-MEN-A31

Genuine Honda OEM SILMAR9A9S NGK Spark Plug - 31909-MEN-A31

31909-MEN-A31

$22.13
$22.13
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Genuine Honda OEM SILMAR9A9S NGK Spark Plug for the Cylinder Head assembly.

  • Honda Part Number: 31909-MEN-A31
  • OEM Catalog Description: SPARK PLUG (SILMAR9A9S) (NGK)
  • Part: Spark Plug
  • Assembly: Cylinder Head

Known Applications

  • 2009 Honda CRF450R A
  • 2010 Honda CRF450R A
  • 2011 Honda CRF450R A
  • 2019 Honda CRF450L
  • 2020 Honda CRF450L AC
  • 2024 Honda CRF450R 2AC
  • 2025 Honda CRF450RL AC
  • 2026 Honda CRF250R AC

Known applications shown are not guaranteed to be complete. Please verify the Honda OEM part number for your specific model before ordering.

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⚠️ WARNING: This product can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. Learn more.