ACDelco Professional Platinum Spark Plug - 41-991
- Part #
- 41-991
- Line:
- ACD
Product Details
Product Specifications
Warranty:
UPC:
707773015193
Seat:
Tapered
Thread Size:
14mm
Heat Range:
22
Hex Size (mm):
16mm
Hex Size (in):
5/8 Inch
Preset Gap (in):
0.040 Inch
Preset Gap (mm):
1.02mm
Thread Reach (in):
0.900 Inch
Resistor Plug:
Yes
Ribbed Core Nose:
No
Unit of Measure:
Each
Center Electrode Core Material:
Copper
Center Electrode Tip Material:
Platinum
Approximate Resistor Value (Ohm):
4000 To 6000 Ohm
Insulator Height (mm):
52.4mm
Insulator Height (in):
2.063 Inch
Ground Electrode Tip Material:
Platinum
Thread Reach (mm):
17.5mm
Center Electrode Design:
Fine Wire
Material Grade:
Platinum
Short Style Spark Plug:
No
Number Of Ground Electrodes:
1
Detailed Product Description
Spark Plug; ACDelco GM OE Double Platinum Spark Plugs are designed, engineered and tested to rigorous standards and are backed by General Motors. These Double Platinum Spark Plugs are the high quality replacements for many vehicles on the road today. With a copper core and double platinum pads on the center electrode, these plugs are designed to deliver long lasting performance. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form and function. 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.
- 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
- Pure copper core results in cooler electrode temperature for maximized durability and fouling resistance
- 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
Applications for this Product
to see vehicle application information.
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.
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.
Manufacturer Provided Documents
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