Description

ACDelco GM Original Equipment Iridium Spark Plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. 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 Original Equipment parts are the true OE parts installed during the production of 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.Iridium is the latest in spark plug technology and is an exact replacement for vehicles original componentsIridium composition provides a high melting point and great strength, helps to provide excellent wear resistance and durabilityIridium offers excellent engine idle stability, reliable cold starting, quick acceleration and smooth performanceThree 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 electronicsIridium plugs are laser-welded which provides precision welds, reduces excess debris and wear rate, thus increasing durabilitySome ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco ProfessionalACDelco 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 vehicleGM regularly updates production and service part designs to integrate new materials and technologies

Center Electrode Core Material: Copper

Center Electrode Design: Fine Wire

Center Electrode Insulator Tip Projection: 0.11 IN

Center Electrode Insulator Tip Projection: 3 MM

Center Electrode Tip Material: Iridium

Electrical Terminal Type: Non-Removable Nut

Grade Type: Regular

Ground Configuration: Standard

Ground Electrode Core Material: Nickel

Ground Electrode Quantity: 1

Ground Electrode Tip Design: Standard

Ground Electrode Tip Material: Platinum

Hex Size (in): 0.625

Hex Size (in): 0.625 in

Hex Size (mm): 16

Hex Size (mm): 16 mm

Hex Size: 16 MM

Hex Type: Hex

Indexed: No

Insulator Height: 2.07 IN

Insulator Height: 52.5 MM

Insulator Material: Aluminum Oxide

Manufacturer Heat Range: 14

Pre-Gap Size: 0.040 IN

Pre-Gap Size: 1.09 MM

Programming Required: No

Reach: 0.984 IN

Reach: 25 MM

Resistor Type: Yes

Seat Type: Tapered

Skirt: No

Thread Diameter (in): 0.55

Thread Diameter (in): 0.55 in

Thread Diameter (mm): 14.0

Thread Diameter (mm): 14.0 mm

Thread Size: M14 – 1.25

Washer(s) Included: No