A Core deposit is a form of deposit you pay until returning your old part. If you don't have the core at the time of purchase, you must pay the core charge. That charge is refunded to you when you return the core.

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NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability.
Ground Electrode Quantity1
Manufacturer Heat Range6
Hex Size5/8"
Center Electrode Tip MaterialIridium
Ground Electrode Tip DesignTaper Cut
Seat TypeFlat
Gap Size.032
Ground ConfigurationStandard
Gap Size0.032
Ground Electrode Core MaterialNickel Core
Hex Size5/8
Insulator Height53.00
Center Electrode Core MaterialCopper Core
Thread Diameter14.00
Part Number5689
Line CodeNGK
TerminologySpark Plug
For warranty information please contact Auto-Wares.