NGK (6215) SILZKR6B11 LASER IRIRDIUM SPARK PLUG
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Laser Iridium® spark plugs provide superior ignitability and long service life. Smallest tip diameter available Iridium / Platinum surfaces ensure slow wear rate providing stable idle, superior anti fouling, improved fuel efficiency and lower emissions
- Laser welded Iridium center electrode tip
- Platinum disc welded to backside of ground electrode provides long life
- Trivalent Metal Plating for superior anti-corrosion and anti-seizing
- Tapered ground electrode to minimize quenching
- Consistent and stable spark
- Faster starts and quicker acceleration
- Better fuel economy and lower emissions
Spark Plug Type Performance Differences

Correct Way to Check, Set, and Adjust Your Spark Plug Gap
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Center Electrode Core Material |
Copper Core |
Center Electrode Tip Material |
Iridium |
Gap Size |
0.044 in |
Ground Electrode Quantity |
1 |
Hex Size |
5/8″ |
Insulator Height |
ISO |
Manufacturer Heat Range |
6 |
Additional Info |
5K Ohm |
Seat Type |
Gasket |
Reach |
26.5mm |
Thread Diameter |
12 mm |
Ground Electrode Tip Design |
SPE |
Ground Configuration |
Standard |
Ground Electrode Core Material |
Nickel Core |
Alternate/OEM Part Number(s): SILZKR6B11 |
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₵55
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Availability:
Out of stock
SKU:6215
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