NGK Ruthenium HX Spark Plugs 15-up 6.2L Supercharged Hemi

$165.95

NGK Ruthenium HX spark plugs are designed for newer engines which demand high ignitability. Double Fine Electrode (DFE) engineering promotes spark energy concentration and ignites a wider range of air/fuel ratios, offering improved performance in rich or lean engine conditions. Order the plugs recommended for fitment on your application.

Additional details:

  • 0.4mm Ruthenium alloy fine-wire center electrode and 0.8mm platinum fine-wire ground electrode
  • Trivalent metal platinum provides superior anti-corrosion and anti-seizing properties
  • Corrugated ribs prevent flashover
  • Pure alumina silicate ceramic insulator offers superior strength and better heat transfer
  • Copper core aids in heat removal

    Spark Plug, NGK, Ruthenium, Gasket Seat, 14mm Thread, 26.5mm Reach, Jeep, Dodge, 6.2L Hemi, Supercharged

  • Shorty Spark Plug: No
  • Resistor: Yes
  • Heat Range: 6
  • Electrode Tip Material: Ruthenium
  • Electrode Core Material: Copper
  • Insulator Type: Projected
  • Spark Plug Thread Size: 14mm
  • Spark Plug Reach: 26.5mm
  • Spark Plug Seat Style: Tapered
  • Wrench Diameter: 5/8 in.
  • Ground Strap Quantity: One
  • Quantity: Sold as a set of 16

    Fits the following vehicles:

  • 15-up DODGE CHARGER 6.2L Supercharged Hemi
  • 20-up DODGE DURANGO 6.2L Supercharged Hemi
  • 15-up DODGE CHALLENGER 6.2L Supercharged Hemi
  • 21-up RAM TRX PICKUP 6.2L Supercharged Hemi
  • 18-up JEEP GRAND CHEROKEE 6.2L Supercharged Hemi

    Dropships direct from manufacturer.

    Item Photo


  • Add to Cart:

    • Model: NGK 93420 6.2L Hemi Spark Plug
    • Shipping Cost: 15.95lbs
    • 1Dropships direct from manufacturer
    • Manufactured by: NGK Ignition


    This product was added to our catalog on Wednesday 20 January, 2021.

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