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NGK single iridium 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 Diameter10mm
- Thread Pitch1.0mm
- Seat TypeGasket
- Reach19mm (3/4")
- Hex Size5/8" (16mm)
- Terminal TypeThreaded Stud
- Overall HeightISO
- Gap.035" (0.9mm)
- Center Electrode
- MaterialIridium
- TypeFine Wire
- Size0.6mm
- ProjectionNon-Projected
- Ground Electrode
- MaterialPlatinum
- TypeStandard
- ShapeTaper Cut
- Quantity1
- Specifications
- ResistorYes
- Resistor Value5k Ohm
- Heat Range8
- Torque SpecsCast Iron: 7.2-10.8 lb. ft. Aluminum: 7.2-8.7 lb. ft.
- Part Information
- BrandNGK/NTK
- Warranty60 Days
- Longevity100k Miles
This part fits the following vehicles.
| Center Electrode Core Material | Copper |
|---|---|
| Center Electrode Design | Fine Wire |
| Center Electrode Insulator Tip Projection | 1.8 mm |
| Center Electrode Projection | Non-Projected |
| Center Electrode Tip Material | Iridium |
| Country Of Origin | JP |
| Electrical Terminal Type | Stud |
| Grade Type | Performance |
| Ground Configuration | J-Gap |
| Ground Electrode Core Material | Nickel |
| Ground Electrode Quantity | 1 |
| Ground Electrode Tip Design | Taper Cut |
| Ground Electrode Tip Material | Nickel |
| Hex Size | 5/8" (16mm) |
| Insulator Height | 48.8 mm |
| Insulator Material | Ceramic |
| Manufacturer Heat Range | 8 |
| Metallurgy | Single Iridium |
| Part Number | CR8EIA-9 |
| Pre-Gap Size | 0.9 mm |
| Reach | 19.0 mm |
| Resistance | 5000.0 82 |
| Resistor Type | Yes |
| Seat Type | Flat |
| Service Number | CR8EIA-9 |
| Short Style Spark Plug | No |
| Skirt | No |
| Skirt Length | 0.0 mm |
| Street Legal | Yes |
| Thread Size | M10 - 1.0 |
| Thread Type Standard | Metric |
| Washer Type | Crush |
| Washer(s) Included | Yes |
2 Months
WARNING: This product can expose you to chemicals including nickel, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.
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