NGK Spark Plug DR8EIX Racing 6681 NG6681

NGK Spark Plug DR8EIX Racing 6681 NG6681. Find the product specifications and compatibility information below.

Product details

• Product: NGK Spark Plug DR8EIX Racing 6681 NG6681
• Part number: 37-DR8EIX
• Brand: NGK
• NGK Iridium IX Spark Plug - DR8EIX
• Product Highlights:
• The ultimate in spark plug technology and performance.
• Iridium electrode is 25% smaller than platinum and 1/4 the size of a conventional nickel electrode.
• Ultra-small diameter center electrode reduces voltage requirement and extends ignition system life.
• New metal shell plating for enhanced anti-corrosion and anti-seizing properties.
• Fine wire (0.6mm) iridium center electrode provides brighter, stronger sparks.
• Tapered cut ground electrode reduces quenching for better flame core growth and increased performance.
• Sold individually.
• Heat Range: 8
• Thread Size: 12 mm
• Type: Resistor
• Units: Each
• Weight: 0.12 lbs
• Reach: 19mm (3/4")
• Hex Size: 11/16" (18mm)
• Seat Type: Gasket
• Gap: .031" (0.8mm)
• Terminal Type: Stud Terminal Threads
• Alternate/OEM Part Numbers:
• 6681, DR8EIX
• Compatible Models
• Part Number Reference:
• Part No.: 37-DR8EIX
• Additional Notes:
• NOTE: Does not include terminal nut. If necessary, order part #067606-0051. NGK Iridium IX plugs are designed for ultimate performance, improving acceleration, fuel efficiency, and spark stability. Fine wire (0.6mm) electrodes provide a stronger spark with less voltage requirement, while triple-sealed construction and copper core enhance durability and heat transfer.

Vehicle fitment

Applications listed in the supplier fitment data:

Match your exact make, model, year and specification before ordering.

Why buy from FDY Performance?

FDY Performance is a UK motorcycle and ATV parts specialist. We help riders find parts with clear specifications, vehicle fitment information where available and support before ordering.

Need help choosing the right part?

Contact us with your bike make, model and year, plus the part number shown above, and we can help you check compatibility.

• Call: 07765 534854
• Email: fdy@fdyperformance.com
• Website: www.fdyperformance.com