A Set of four Brand New NGK
Standard Spark Plugs


Standard 

NGK nickel spark plugs feature a specially designed v-groove center electrode, improving ignitability and reducing quenching. 
The pure copper core delivers increased heat dissipation for more reliable starts and reduced risk of overheating.
Cold-rolled threads prevent cross-threading & damage to cylinder heads 
Triple seals prevent leakage
High-grade alumina silicate ceramic 
Corrugated ribs prevent flashover
Trivalent plating eliminates need for anti-seize
  • Thread Diameter10mm
  • Thread Pitch1.0mm
  • Seat TypeGasket
  • Reach19mm (3/4")
  • Hex Size5/8" (16mm)
  • Terminal TypeSolid
  • Overall HeightJIS
  • Gap.031" (0.8mm)
    • Center Electrode
    • MaterialNickel
    • TypeStandard
    • Size2.5mm
    • ProjectionProjected
    • Ground Electrode
    • MaterialNickel
    • TypeStandard
    • Quantity1
    • Specifications
    • ResistorYes
    • Resistor Value5k Ohm
    • Heat Range7
    • Torque SpecsCast Iron: 7.2-10.8 lb. ft. Aluminum: 7.2-8.7 lb. ft.
    • Part Information
    • BrandNGK/NTK
    • Warranty60 Days
    • Longevity30k Miles