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Product Information

Product Details
Part No. 4091
Warranty Details (60 DAY REPLACEMENT IF DEFECTIVE)
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.

Product Features:
  • DESIGNED FOR RACING: Conventional nickel alloy center electrode with V-groove provides consistent performance
  • RECOMMENDED USAGE: Racing use only
  • NGK's OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
  • Extreme Durability: Designed to withstand the most grueling racing conditions, ensuring long-lasting performance.
  • High Ignitability: Special configurations and designs of the center electrode enhance ignitability for ultra high performance.
  • Versatile Heat Ranges: Available in a variety of heat ranges to suit different racing applications.
  • Trusted by Champions: Used by racing champions and found in racing venues worldwide, proving its reliability and performance.
Specifications
Electrode Core Material:
nickel with V groove

Electrode Tip Material:
nickel with V groove

Ground Strap Quantity:
1

Manufacturer Heat Range:
7

Reach:
3/4 in

Resistor:
No

Seat Type:
gasket

Shorty Spark Plug:
No

Thread Diameter:
14 mm

Tip Configuration:
Solid

Type:
V-Power

Wrench Diameter:
5/8 in
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