NGK 90526 LMAR9AI-8D Laser Iridium Spark Plug

NGK single iridium 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

• Shell
• Thread Diameter10mm
• Thread Pitch1.0mm
• Seat TypeGasket
• Reach26.5mm (1.04")
• Hex Size9/16" (14mm)
• Terminal TypeSolid
• Gap.031" (0.8mm)

• Center Electrode
• MaterialIridium
• TypeFine Wire
• Size0.6mm
• ProjectionProjected

• Ground Electrode
• MaterialNickel
• TypeStandard
• ShapeTaper Cut
• Quantity1

• Specifications
• ResistorYes
• Resistor Value5k Ohm
• Heat Range9
• Torque SpecsCast Iron: 7.2-10.8 lb. ft. Aluminum: 7.2-8.7 lb. ft.

• Part Information
• BrandNGK/NTK
• Warranty60 Days
• Longevity50k Miles

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