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Product Information

Product Details
Part No. 41-127
Warranty Details (7 YR REPLACEMENT IF DEFECTIVE)
ACDelco Professional Iridium Spark Plugs are a high quality replacement for many vehicles on the road today. They are our latest in spark plug technology and an exact replacement for your vehicle's original components. Iridium composition provides a high melting point and great strength, and provides excellent wear resistance and durability. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function.

Product Features:
  • Iridium composition provides a high melting point and great strength, providing excellent wear resistance and durability
  • Iridium offers excellent engine idle stability, reliable cold starting, quick acceleration and smooth performance
  • Three Piece Fired in Suppressor seal meters spark energy for long electrode life, prevents combustion leakage and helps block radio frequencies that can affect vehicle electronics
  • High-Quality Replacement: ACDelco Professional Iridium Spark Plugs are designed as a high-quality replacement for many vehicles, ensuring optimal performance and reliability.
  • Exact Fit and Function: Manufactured to meet original equipment specifications, these spark plugs ensure a perfect fit, form, and function for your vehicle's ignition system.
  • Resistor Type: Equipped with a resistor, these spark plugs help reduce electromagnetic interference, ensuring smooth and efficient engine performance.
  • Gasket Seat Type: Designed with a gasket seat type, these spark plugs provide a secure and tight seal, enhancing overall engine efficiency and performance.
Specifications
Center Electrode Core Material:
Copper

Center Electrode Tip Material:
Iridium

Ground Configuration:
Single

Ground Electrode Quantity:
1

Ground Electrode Tip Design:
Single Prong Electrode

Height:
2 in

Hex Size:
16mm

Insulator Height:
50 mm

Length:
3 in

Manufacturer Heat Range:
7

Pre-Gap Size:
0.035 in

Programming Required:
NO

Reach:
19 mm

Resistor Type:
Yes

Seat Type:
Gasket

Thread Diameter:
12 mm

Weight:
.1 lb

Width:
2 in
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