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NGK Iridium IX Spark Plug 7401 UR4IX

NGK Iridium IX Spark Plug 7401 UR4IX

NGKUR4IX (16 in stock)

Regular price $7.99 Sale

NGK 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
  • MPN: UR4IX

Specifications

Warranty 1 Year
Torque Specs Cast Iron: 10.8-18 lb. ft. Aluminum: 7.2-14.5 lb. ft.
Brand NGK
Heat Range 4
Longevity 50k Miles
Features 3.0mm Extended Metal Shell
Resistor Yes

Shell

Thread Size 14mm
Thread Pitch 1.25mm
Seat Type Tapered
Resistor Value 5K Ohm
Reach 11.6mm (.460")
Hex Size 5/8" (16mm)
Terminal Type Solid
Overall Height ISO
Gap .039" (1.0mm)

Center Electrode

Material Iridium
Type Fine Wire
Size 0.6mm
Projection Projected

Ground Electrode

Material Nickel
Type Standard
Shape Taper Cut
Quantity 1

Fitment

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