Professional Iridium

ACDelco Professional Iridium Spark Plug - 41-105

Part #
41-105
Line:
ACD

Product Information

  • Warranty:  7 Year Limited Warranty
  • Unit of Measure:  Each
  • UPC:  # 707773189610
  • Seat: Tapered
  • Thread Size: 14mm
  • Hex Size (mm): 16mm
  • Hex Size (in): 5/8 Inch
  • Preset Gap (in): 0.043 Inch
  • Preset Gap (mm): 1.1mm
  • Thread Reach (in): 0.980 Inch
  • Resistor Plug: Yes
  • Ribbed Core Nose: No
  • Number Of Ground Electrodes: 1
  • Center Electrode Core Material: Copper
  • Center Electrode Tip Material: Iridium
  • Approximate Resistor Value (Ohm): 4000 To 7500 Ohm
  • Insulator Height (mm): 52.5mm
  • Insulator Height (in): 2.067 Inch
  • Ground Electrode Tip Material: Platinum
  • Thread Reach (mm): 25mm
  • Center Electrode Design: Fine Wire
  • Material Grade: Iridium
  • Short Style Spark Plug: No

Applications for this Product

  • Select a vehicle to see vehicle applications.

Detailed Description

Spark Plug; ACDelco GM OE Iridium Spark Plug are designed, engineered and tested to rigorous standards and are backed by General Motors. These 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. ACDelco GM OE parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM OE parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.
  • Iridium offers excellent engine idle stability and smooth performance
  • Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration
  • Iridium fine-wire electrode helps burn away carbon deposits on the tip of the plug as they form
  • One piece suppressor seal helps block radio frequencies that can affect vehicle electronics
  • Suppressor seal meters spark energy for long electrode life and helps prevent combustion leakage
  • Some ACDelco GM OE parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • ACDelco GM OE parts are designed, engineered and tested to rigorous standards and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC or Cadillac vehicle.
  • GM regularly updates production and service part designs to integrate new materials and technologies

Brand Information

ACDelco has a tremendous history that encompasses almost 100 years. With new advances in parts technology, new inventions and innovative ideas, ACDelco holds the highest standards in the industry.

For almost 100 years, ACDelco has been sparking the automotive industry and firing customer enthusiasm with automotive products built with a pure passion for the automobile. As you might expect, it began as one man's hobby. But you may be surprised to discover ACDelco's integral part in American history with ties to the first self-starting automobile and this country's first moonwalk.Today ACDelco products are chosen the world over, an accomplishment only the past can explain.
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