NGK SPARK PLUGS part description

Product Description

NGK Racing Spark Plug

Features & Benefits

  • 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.
  • DESIGNED FOR RACING: Conventional nickel alloy center electrode provides consistent performance
  • Intended for racing use only. The center electrode of the NGK Racing spark plugs has special configurations and designs to ensure durability and ignitability.
  • RECOMMENDED USAGE: Racing use only, featuring 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.
  • 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

Product Attributes

Stock Number 93400
Part Number R7448A-8
Resistance 5000.0 82
Ground Electrode Tip Design Taper Cut
Ground Configuration J-Gap
Ground Electrode Core Material Nickel
Electrical Terminal Type Non-Removable Nut
Center Electrode Core Material Copper
Center Electrode Tip Material Nickel
Pre-Gap Size .030 IN
Ground Electrode Quantity 1
Hex Size 5/8 IN
Insulator Height 50.50 MM
Manufacturer Heat Range 8
Seat Type Tapered
Reach 25.00 MM
Thread Diameter 14.00 MM
Resistor Type Yes
Short Style Spark Plug No
Service Number R7448A-8
Washer Included No
Grade Type Performance
Hex Size 5/8" (16mm)
Insulator Height 1.99 IN
Reach 0.984 IN
Thread Diameter 0.551 IN
Insulator Material Ceramic
6648 0.0 IN
Ground Electrode Tip Material Nickel
9459 No
9608 Standard

Additional Information

Harmonized Tariff Code (HTS) 8511100000
Country of Origin (Primary) JP
UPC 00087295934005
VMRS Code 033003005
UNSPSC 26101732

Part Interchanges

Headquartered in Wixom, Michigan, NGK® is a global leader in the design and manufacture of spark plugs for virtually every automotive and commercial vehicle application. It has grown immensely since its inception in 1936 with the expansion of its ignition product line and the introduction of its technical sensor and vehicle electronics line. NGK partners with OEMs and uses only the latest cutting tools to ensure each NGK product meets OE specifications for exact fit, form, and function. With world-class quality and engineering, NGK’s expertise goes beyond manufacturing the most reliable spark plugs for the automotive industry but also providing the best customer service possible.

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