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Product Information

Product Details
Part No. APP5143
Warranty Details (5 YR REPLACEMENT IF DEFECTIVE)
With over 100 years of engineering expertise and more than 11 billion plugs sold, Autolite continues to set the standard in spark plug technology. Designed and engineered in the USA, these spark plugs feature platinum-to-platinum firing, virtually eliminating gap erosion and reducing misfires. The OE design and full-platinum tips on both the center and side electrodes ensure reduced gap wear, optimizing engine performance for a longer life and improved fuel economy. The platinum ball welding process provides a consistent point of contact for enhanced adhesion, making these spark plugs a reliable choice for superior durability.

Product Features:
  • Works to optimize engine performance for a longer life and improved fuel economy
  • OE design
  • Full-platinum tips; platinum on both the center and side electrodes to promote reduced gap wear
  • Platinum ball welding process provides a consistent point of contact for enhanced adhesion
  • Platinum-to-Platinum Firing: Virtually eliminates gap erosion and reduces misfires, ensuring consistent engine performance.
  • Engineered in the USA: Designed and engineered with over 100 years of expertise, ensuring high-quality and reliable performance.
  • Proven Track Record: With more than 11 billion plugs sold, Autolite continues to set the standard in spark plug technology.
Specifications
Center Electrode Core Material:
Platinum

Center Electrode Tip Material:
Platinum

Electrical Terminal Type:
Stud

Ground Electrode Core Material:
Nickel

Ground Electrode Quantity:
1

Ground Electrode Tip Design:
Tapered

Ground Electrode Tip Material:
Platinum

Hex Size:
5/8" in

Pre-Gap Size:
0.054 in

Reach:
20.5 mm

Resistance:
4000

Resistor Type:
Yes

Seat Type:
Tapered

Thread Diameter:
14 mm
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