Four identical Accel Spark Plugs for Harley-Davidson Twin Cam and Sportster Evolution, by Accel, are arranged against a white background in two vertical columns and two rows, each positioned at varying angles.
Four identical Accel Spark Plugs for Harley-Davidson Twin Cam and Sportster Evolution, by Accel, are arranged against a white background in two vertical columns and two rows, each positioned at varying angles.
Four identical Accel Spark Plugs for Harley-Davidson Twin Cam and Sportster Evolution, by Accel, are arranged against a white background in two vertical columns and two rows, each positioned at varying angles.

Accel Spark Plugs for for Harley-Davidson Twin Cam and Sportster Evolution

Sale price$50.95

SKU: 108-0250

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Accel Spark Plugs for for Harley-Davidson Twin Cam and Sportster Evolution

Keep your Harley firing on all cylinders with Accel spark plugs.

  • Consistent, reliable spark
    • Strong, reliable spark makes for smooth idling and dependable starts
  • Sold as a set of two
  • Choice of plug type
    • Copper
      • Most affordable, coolest-running, and most affordable
      • Patented U-shaped ground electrode that produces a wide, hot spark to ignite standard or high compression engines
      • Sintered alumina heavy-duty five rib insulator eliminates flashover and overheating
    • Platinum
      • More durable and maintains proper gap longer than nickel-alloy copper-core plugs
  • Replacing plugs is a standard service on the the recommended service schedule and an easy, fast way to keep your bike in a top state of tune, reducing wear on the ignition and starting systems

Accel's a performance name you likely know. Their prowess with vehicle ignition systems is legendary. No matter what plug construction you choose, it's hard to go wrong with Accel lighting the fire in your bike.

  • 1986-2022 Harley-Davidson Sportster (XL) with air-cooled engine
  • 1999-2017 Harley-Davidson Big Twin with Twin Cam engine
  • 108-0250 Platinum; replaces 274-0165, Y2418P
  • 108-0251 Copper Core/Nickel; replaces 274-0163, 2418, 6R12, 32317-86, 32317-86A

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