NGK Laser Iridium spark plugs provide superior ignitability and long service life. Fine wire iridium tipped center electrode and fine wire platinum tipped ground electrode ensures slow wear rate providing stable idle, superior anti fouling, improved fuel efficiency and lower emissions.
 
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 12mm
Thread Pitch 1.25mm
Seat Type Gasket
Reach 26.5mm (1.04")
Hex Size 9/16" (14mm)
Terminal Type Solid
Gap .028" (0.7mm)
 
Center  Electrode
Material Iridium
Type Fine Wire
Size 0.6mm
Projection Projected
 
Ground  Electrode
Material Platinum
Type Standard
Quantity1
 
Specifications
Resistor Yes
Resistor Value 5k Ohm
Heat Range 7
Torque Specs Cast Iron: 10.8-18 lb. ft. Aluminum: 10.8-14.5 lb. ft.
 
Part Information
Brand NGK/NTK
Warranty 60 Days
Longevity 100k Miles