NGK Spark Plug - BR7EIX (6664)

Vendor NGK
Regular price $30.79
Sale price $30.79 Regular price
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NGK have over 80 years of experience in spark plug manufacturing and is the world leader in spark plug technology. NGK has an extensive range of spark plugs, each with their own unique characteristics specifically engineered to its application and designed to suit a broad range of motorcycles, ATVs & UTVs in Australasia. With NGK's dedication to quality, outstanding reliability and state-of-the-art manufacturing techniques, you can rely on your NGK Spark Plugs.

NGK's IX Iridium Series plugs were designed specifically for the performance enthusiast.

  • Fine Wire Center Electrode Ensures High Durability and a Consistently Stable Spark
  • Iridium Alloy has an Extremely High Melting Point, Perfect for Today's High-Tech, High Performance Engines
  • Trivalent Metal Plating Provides Superior Anti-Corrosion and Anti-Seizing Properties
  • Corrugated Ribs Prevent Flashover
  • Pure Alumina Silicate Ceramic Insulator, Provides Superior Strength and Better Heat Transfer
  • Copper Core Aids in Heat Removal
  • Triple Seals Prevent Leakage


  • Hex Size: 13/16" | 20.6 mm
  • Style: BR7EIX
  • Model: Iridium IX
  • Terminal Configuration: Removable Nut
  • Center Electrode Projection: Non-Projected
  • Electrode Tip Material: Iridium
  • Center Electrode Type: Necked Down
  • Ground Electrode Configuration: Single
  • Ground Electrode Shape: Grooved
  • Thread Reach: 19.1 mm | 3/4"
  • Heat Range: 7
  • Spark Gap: 0.031" | 0.8 mm
  • Electrical Resistance: 5k Ohms
  • Units: Each
  • Riding Style: Off-Road | Street | Watercraft