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Description

NGK Ruthenium HX High Ignitability spark plugs are the best in class plug for todays modern vehicles. Patented Ruthenium technology offers the most advance tip technology and delivers the highest performance and life expectancy. Created from advanced OE technology as a high ignitability plug; Ruthenium HX spark plugs come with patented, specialized OEM DFE and PSPE tip designs. NGK Ruthenium HX High Ignitability spark plugs provide a more complete fuel burn resulting in a quicker throttle response, smoother idle and better cold starts. Ruthenium center electrode provides industry leading durability.

Features & benefits

  • RUTHENIUM ALLOY CENTER ELECTRODE: NGK's patented ruthenium technology produces maximum performance, ignitability & durability at high temperatures
  • RECOMMENDED USAGE: Best for vehicles with OE fine wire iridium alloy plugs
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • HIGH IGNITABILITY DOUBLE FINE ELECTRODE DESIGN: Combines 0.6 millimeter ruthenium center with opposed fine wire platinum ground electrode
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
  • PLATINUM PIN TYPE GROUND ELECTRODE: Provides more complete fuel burn, quicker throttle response, smoother idle and better cold starts

Specifications

Center Electrode Core Material Copper
Center Electrode Design Fine Wire
Center Electrode Insulator Tip Projection 1.50 mm
Center Electrode Projection Mid Projection
Center Electrode Tip Material Iridium
Country Of Origin JP
Electrical Terminal Type Non-Removable Nut
Grade Type Standard Replacement
Ground Configuration J-Gap
Ground Electrode Core Material Nickel
Ground Electrode Quantity 1
Ground Electrode Tip Design Dual Fine Electrode (DFE) - High Ignitability
Ground Electrode Tip Material Platinum
Hex Size 14.00 mm
Indexed No
Insulator Height 51.00 mm
Insulator Material Ceramic
Manufacturer Heat Range 7
Part Number LKAR7AHX-8
Pre-Gap Size 0.80 mm
Reach 26.50 mm
Resistance 5000 ohms
Resistor Type Yes
Seat Type Flat
Service Number LKAR7AHX-8
Skirt No
Skirt Length 0.00 mm
Street Legal Yes
Thread Size M12 - 1.25
Thread Type Standard Metric

Warranty

2 Months

$13.07

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