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
Shell
- Thread Diameter : 12mm
- Thread Pitch : 1.25mm
- Seat Type : Gasket
- Reach : 26.5mm (1.04″)
- Hex Size : 5/8″ (16mm)
- Terminal Type : Solid
- Gap : .043″ (1.1mm)
Center Electrode
- Material :Iridium
- Type : Fine Wire
- Size : 0.6mm
- Projection : Projected
Ground Electrode
- Material : Nickel
- Type : Standard
- Shape :Taper Cut
- Quantity :1
Specifications
- Resistor :Yes
- Resistor Value : 5k Ohm
- Heat Range : 7
- Features :Special Gasket
- Torque SpecsCast Iron: 10.8-18 lb. ft. Aluminum: 10.8-14.5 lb. ft
Part Information
- Brand: NGK/NTK
- Longevity : 50k Miles
Set of 6 pcs