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NAPA Auto Parts GRANDVIEW
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Columbus,  OH  43215-1124
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ACDelco GM Original Equipment Iridium Spark Plug

ACDelco GM Original Equipment Iridium Spark Plug

Part #: AC 41162
Line: ACDelco
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Features & Benefits

Warranty: Standard : 7 Year Unlimited Mileage (Excludes High Performance and Non-Automotive usage)

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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.


  • Iridium is the latest in spark plug technology and is an exact replacement for vehicles’ original components
  • Iridium composition provides a high melting point and great strength, helps to provide 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, helps prevent combustion leakage and helps block radio frequencies that can affect vehicle electronics
  • Iridium plugs are laser-welded which provides precision welds, reduces excess debris and wear rate, thus increasing durability
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • ACDelco GM Original Equipment 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

Specifications

Pre-Gap Size 0.040 in
Ground Electrode Quantity 1
Spark Plug Reach 0.689 in
Sub Brand GM Original Equipment
VMRS Code 033003005
Spark Plug Resistor Value 6000
Center Electrode Core Material Copper
Quality Level Best
Spark Plug Heat Range ACDelco 14
Seat Type Tapered
Center Electrode Tip Material Iridium
Insulator Height 2.07 in
Ground Electrode Core Material Copper
Resistor Type Yes
SDS Required No
Ground Electrode Tip Design Standard
Electrical Terminal Type Non-Removable Nut
Manufacturer Part Number 41-162
Terminal Type Threaded
Spark plug Inductive Yes
Thread Size 1/4 in
Brand ACDelco
Gap Size 0.040
Electrode Core Material Iridium
Insulator Material Aluminum Oxide
Spark Plug Resistor Yes
Grade Type OE Style
Hex Size 16 mm

Safety Information

Vehicle Fitment Guide

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