NGK SPARK PLUGS part description

Product Description

NGK Racing Spark Plug

Features & Benefits

  • DESIGNED FOR RACING: Low angle tip design built to withstand extreme heat and vibration
  • 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

Product Attributes

Stock Number 4905
Part Number R7438-8
Resistance 5000 82
Ground Electrode Tip Design Pin Type
Ground Configuration Slant
Ground Electrode Core Material Platinum
Electrical Terminal Type Non-Removable Nut
Center Electrode Core Material Copper
Center Electrode Tip Material Iridium
Pre-Gap Size .028 IN
Ground Electrode Quantity 1
Hex Size 5/8 IN
Insulator Height 50.50 MM
Manufacturer Heat Range 8
Seat Type Flat
Reach 26.5 MM
Thread Diameter 14.00 MM

Additional Information

Harmonized Tariff Code (HTS) 8511100000
Country of Origin (Primary) JP
UPC 00087295149058
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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