NGK standard plugs are constructed for longer life and optimum performance.
Features:
- 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.
 
Specifications:
- Shell Thread Diameter: 12mm
 - Thread Pitch: 1.25mm
 - Seat Type: Gasket
 - Reach: 19mm (3/4")
 - Hex Size: 18mm
 - Terminal Type: Threaded Stud
 - Overall Height: ISO Standard
 - Gap: .028" (0.7mm)
 
Centre Electrode:
- Material: Nickel
 - Type: Standard
 - Size: 2.5mm
 - Projection: Non-Projected
 
Ground Electrode:
- Material: Nickel
 - Type: Standard
 
Additional Information:
- Quantity: 1
 - Resistor: Yes
 - Resistor Value: 5k Ohm
 - Heat Range: 8
 - 
Torque Specs: 
- Cast Iron: 10.8–18 lb. ft.
 - Aluminium: 10.8–14.5 lb. ft.
 
 
Part Information:
- Brand: NGK/NTK
 - Warranty: 60 Days
 - Longevity: 30,000 Miles