NGK Spark Plugs 91961 NGK 91961 DILFR7K9G Laser Iridium Spark Plug

NGK 91961 DILFR7K9G 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 Diameter:  14mm
• Thread Pitch:  1.25mm
• Seat Type:  Gasket
• Reach:  26.5mm (1.04")
• Hex Size:  5/8" (16mm)
• Terminal Type:  Solid
• Gap:  .035" (0.9mm)

Center Electrode

• Material:  Iridium
• Type:  Fine Wire
• Size:  0.6mm
• Projection:  Projected

Ground Electrode

• Material:  Platinum
• Type:  Fine Wire
• Quantity:  1

Specifications

• Resistor:  Yes
• Resistor Value:  5k Ohm
• Heat Range:  7
• Torque Specs:  Cast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft.

Part Information

• Brand:  NGK/NTK
• Warranty:  60 Days
• Longevity:  100k Miles