NGK Iridium Spark Plug 7 Series BKR7EIX, NGK2667

NGK Iridium Spark Plug 7 Series BKR7EIX, NGK2667


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

Sold individually.

  • Heat range: 7
  • Gap: 0.031" (0.8mm), for boost up to 22 PSI we recommend a gap size of 0.027-0.029". For boost levels between 23-28 then set the gap to 0.026". 
  • USDM WRX 2.0L 2002-2005 = 1 Step Colder than stock (6 is the stock heat range)
  • JDM version 7/8/9 ej207 = stock heat range (factory replacement plug)
  • JDM version 7/8/9 ej205 (not ej20x/y) = 1 step colder than factory
  • Does not fit JDM ej20x nor ej20y

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