CG 10028-NGK 3690 TR7IX IX Iridium Plug

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 Size: 14mm
Thread Pitch: 1.25mm
Seat Type: Tapered
Resistor Value: 5K Ohm
Reach: 18mm (.709″)
Hex Size: 5/8″ (16mm)
Terminal Type: Solid
Overall Height: ISO
Gap: .039″ (1.0mm)
Center Electrode
Material: Iridium
Type: Fine Wire
Size: 0.6mm
Projection: Projected
Ground Electrode
Material: Nickel
Type: Standard
Shape: Taper Cut
Quantity: 1
Specifications
Torque Specs: Cast Iron: 10.8-18 lb. ft. Aluminum: 7.2-14.5 lb. ft.
Brand: NGK
Heat Range: 7
Longevity: 50k Miles
Resistor: Yes