NGK standard plugs are constructed for longer life and optimum performance.

• 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

• Thread Diameter:  10mm
• Thread Pitch:  1.0mm
• Seat Type:  Gasket
• Reach:  12.7mm (1/2")
• Hex Size:  5/8" (16mm)
• Terminal Type:  Threaded Stud
• Overall Height:  ISO
• Gap:  .028" (0.7mm)

• Center Electrode
• Material:  Nickel
• Type:  Standard
• Size:  2.5mm
• Projection:  Non-Projected

• Ground Electrode
• Material:  Nickel
• Type:  Standard
• Quantity:  1

• Specifications
• Resistor:  Yes
• Resistor Value:  5k Ohm
• Heat Range:  6
• Torque Specs:  Cast Iron: 7.2-10.8 lb. ft. Aluminum: 7.2-8.7 lb. ft.
• Triple seals prevent leakage