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Product Information

Product Details
Part No. 871
Warranty Details (30 DAY REPLACEMENT IF DEFECTIVE)
The Copper Plus spark plug is engineered for dependable performance and durability, making it an ideal OE-type replacement. Featuring a copper core center electrode, it ensures precise heat control and enhanced conductivity, promoting longer life and consistent wear. Its nickel-tipped center and ground electrodes resist fouling and provide superior corrosion resistance, ensuring reliable ignition under various conditions. Built to ISO and SAE Standards, this spark plug delivers proven performance and compatibility with standard replacement needs. The flat seat design and integrated resistor further enhance its functionality, making it a trusted choice for maintaining engine efficiency and reliability.

Product Features:
  • Resists fouling
  • Superior corrosion resistance
  • Dependable and proven performance
  • Increased conductivity and heat control for good overall wear
Specifications
Center Electrode Design:
Standard

Center Electrode Diameter (Inch):
0.1 in

Center Electrode Tip Material:
Nickel

Diameter:
0.1

Electrical Terminal Type:
Non-Removable Nut

Electrode Core Material:
Nickel Copper Alloy

Electrode Tip Material:
Nickel Copper Alloy

Grade Type:
Standard Replacement

Ground Electrode Core Material:
Nickel

Ground Electrode Material:
Nickel Copper Alloy

Ground Electrode Quantity:
1

Ground Electrode Tip Material:
Nickel

Ground Strap Quantity:
1

Hex Size:
0.813 in

Hex Type:
Hex

Indexed:
No

Installed Height:
2.24

Installed Height (Inch):
2.24 in

Insulator Material:
Zirconia Enhanced

Insulator Type:
Zirconia Enhanced

Manufacturer Heat Range:
8

Part Description:
Spark Plug

Pre-Gap Size:
0.030 in

Reach:
0.375 in

Resistor:
Y

Resistor Type:
Yes

Ribbed Core Nose:
N

Seat Type:
Flat

Shorty Spark Plug:
No

Taper Diameter:
0.25

Thread Diameter:
14.000 mm

Tip Configuration:
J Gap

Type:
RJ8C

Washer Type:
Crush

Washer(s) Included:
Yes

Wrench Diameter:
0.813 in
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