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Product Information

Product Details
Part No. 41-948
Warranty Details (7 YR REPLACEMENT IF DEFECTIVE)
ACDelco GM Original Equipment Double Platinum Spark Plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. With a copper core and double platinum pads on the center electrode, these plugs are designed to deliver long-lasting performance. ACDelco GM Original Equipment parts are the true OE parts installed during the production or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:
  • One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal that helps reduce radio frequency and engine interference, regulate spark plug energy, and protect against compression pressures for long life
  • Double platinum point pad on center and ground electrode offer excellent durability and consistent voltage demands to help reduce wear on ignition system
  • 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
  • Copper Core: Designed with a copper core to provide better heat transfer and improved conductivity.
  • Conical Seat Type: Equipped with a conical seat type for a secure fit and optimal performance.
  • Resistor Type: Includes a resistor to help reduce radio frequency interference, ensuring smoother engine operation.
Specifications
Approximate Resistor Value:
3-10 k

Center Electrode Design:
Fine Wire

Electrical Terminal Type:
Non-Removable Nut

Ground Configuration:
Standard

Ground Electrode Tip Design:
Platinum

Ground Electrode Tip Material:
Platinum

Hex Type:
Hex

Indexed:
No

Insulator Height:
2.087 in

Pre-Gap Size:
0.043 in

Reach:
0.689 in

Seat Type:
Tapered

Skirt:
No

Thread Diameter:
0.551 in

Washer Included:
No
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