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Product Information

Product Details
Part No. 5331
Warranty Details (1 YR REPLACEMENT IF DEFECTIVE)
The Iridium Power Spark Plug features the world's smallest Iridium Center Electrode at just 0.4mm, delivering enhanced spark energy for maximum combustion efficiency. Engineered with a patented 360-degree laser welding assembly process, it ensures unmatched durability and precision. The U-groove and taper-cut ground electrode design optimizes flame propagation, improving overall engine performance. Built to withstand extreme temperatures exceeding 4000 degrees Fahrenheit, this spark plug is burnished with nickel plating for exceptional high-temperature endurance and superior corrosion resistance. Its iridium tip material guarantees long-lasting reliability, while the tapered seat type ensures a secure fit. With a wide range of part numbers available, it caters to thousands of applications, including classic and collector cars. Choose this spark plug for unparalleled performance and durability.

Product Features:
  • World's smallest Iridium Center Electrode (0.4mm) for improved spark for maximum combustion
  • Patented 360-degree laser welding assembly process
  • U-groove and taper cut ground electrode to maximize flame propagation.
  • Withstands temperatures greater than 4000 degree Fahrenheit
  • Burnished nickel plating for high temperature endurance and superior corrosion resistance
  • Wide range of part numbers for thousands of applications, including classic and collector cars
  • Iridium Power
Specifications
Electrode Core Material:
Copper

Electrode Tip Material:
0.4mm Iridium

Ground Strap Quantity:
1

Insulator Type:
Purified Alumina

Manufacturer Heat Range:
20

Material:
0.4mm Iridium

Reach:
.460 in

Resistor:
Yes

Seat Type:
Tapered

Thread Diameter:
14 mm

Tip Configuration:
0.4mm Iridium

Type:
Iridium Power

Wrench Diameter:
5/8 in
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