NGK Iridium Racing Spark Plug Box of 4 (R7437-9) - Audi RS6 C7 One Step Colder than Factory Plugs
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NGK Racing spark plugs are designed with extreme use in mind and meant to withstand the most grueling racing conditions. NGK Spark Plugs have been powering racing champions and can be found in every racing venue throughout the world. The center electrode of the NGK Racing spark plugs has special configurations and designs to ensure durability and ignitability. NGK Racing plugs bring ultra high performance in a variety of heat ranges. Special configurations are used for a wide variety of racing applications.
Features and Benefits
- TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
- Pure alumina silicate ceramic insulator provides superior strength and better heat transfer
- Copper core aids in heat removal
- Triple seals prevent leakage
- Trivalent metal plating for superior anti-corrosion and anti-seizing properties
Part Number: ngk4654
Description: NGK Racing Spark Plug
Part Number: R7437-9
Stock Number: 4654
Resistance: 5000.0
Ground Electrode Tip Design: Taper Cut
Ground Configuration: Standard
Ground Electrode Core Material: Nickel
Electrical Terminal Type: Non-Removable Nut
Center Electrode Core Material: Copper
Center Electrode Tip Material: Iridium
Pre-Gap Size:. 028
Ground Electrode Quantity: 1
Hex Size: 5/8
Insulator Height: 50.50
Manufacturer Heat Range: 9
Seat Type: Flat
Reach: 26.5
557:14.00
Note generic piicture used.