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Designed for faster starts and quicker acceleration
Better fuel economy and lower emissions
OE approved design
Laser welded iridium center electrode tip
Platinum disc welded to backside of ground electrode
Ideal for applications with DIS (Distributorless Ignition System) “waste spark” ignition systems that require double precious metal spark plugs
Manufactured using triple-gasket sealing process to prevent leakage through the shell
Alumina silicate insulator for strength and optimal heat transfer
Cold-rolled threads for easier removal and installation
Corrugated ribs eliminate misfire causing “flashover”
Trivalent metal plating
Last 80 to 100 thousand miles
Laser Iridium™ Spark Plug by NGK Spark Plugs®. Electrode Tip Material: Iridium. Spark Plug Gap: Pre-gapped. Often specified as original equipment, NGK Spark Plugs Laser Iridium spark plugs are the best combination of performance and longevity. Iridium tip is six (6) times harder than platinum providing the strongest ignitability and the longest life possible. Most Laser Iridium spark plugs feature a platinum pad on the ground electrode for even wear in DIS ignition systems. OE engineered for specific vehicle applications.
This part fits the following vehicles.
| Center Electrode Core Material | Copper |
|---|---|
| Center Electrode Design | Fine Wire |
| Center Electrode Insulator Tip Projection | 2.15 mm |
| Center Electrode Projection | Mid Projection |
| 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 | Platinum |
| Hex Size | 5/8" (16mm) |
| Insulator Height | 48.9 mm |
| Insulator Material | Ceramic |
| Manufacturer Heat Range | 9 |
| Metallurgy | Iridium Platinum |
| Part Number | IMR9C-9HES |
| Pre-Gap Size | 0.9 mm |
| Reach | 19.0 mm |
| Resistance | 5000.0 82 |
| Resistor Type | Yes |
| Seat Type | Flat |
| Service Number | IMR9C-9HES |
| 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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