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
- MPN: LFR7AIX
Specifications
Warranty |
1 Year |
Torque Specs |
Cast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft. |
Brand |
NGK |
Heat Range |
7 |
Longevity |
50k Miles |
Resistor |
Yes |
Shell
Thread Size |
14mm |
Thread Pitch |
1.25mm |
Seat Type |
Gasket |
Resistor Value |
5K Ohm |
Reach |
26.5mm (1.04") |
Hex Size |
5/8" (16mm) |
Terminal Type |
Solid |
Overall Height |
ISO |
Gap |
.031" (0.8mm) |
Center Electrode
Material |
Iridium |
Type |
Fine Wire |
Size |
0.6mm |
Projection |
Projected |
Ground Electrode
Material |
Nickel |
Type |
Standard |
Shape |
Taper Cut |
Quantity |
1 |
Fitment