Description:
Autolite Copper spark plugs are engineered to deliver quick starts and the power your vehicle or applications needs to meet performance expectations.
Features and Benefits:
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
- Its specially engineered high nickel alloy center and ground electrode provides extended life.
- The copper core center electrode aids in thermal control and improves resistance to fouling.
- The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
Specifications:
Center Electrode Core Material:
Copper
Center Electrode Insulator Tip Projection:
0.039 in.
Center Electrode Insulator Tip Projection:
0.99 mm
Center Electrode Projection:
Short Projection
Center Electrode Tip Material:
Nickel
Core Nose Length:
0.578 in.
Core Nose Length:
14.68 mm
Electrical Terminal Type:
Removable Nut
Ground Electrode Core Material:
Nickel
Ground Electrode Quantity:
1
Ground Electrode Tip Design:
Standard
Ground Electrode Tip Material:
Nickel
Insulator Height:
2.224 in.
Insulator Height:
56.49 mm
Insulator Material:
Ceramic
Manufacturer Heat Range:
8
Champion Spark Plug #:
504
Champion Spark Plug #:
N21
DENSO Auto Parts #:
W14EKR-S11
General Motors #:
5612022
Manufacturer Warranty:
2 Years
