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  See more parts for Chevrolet Astro
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AC Delco Iridium Spark Plug - 41-993
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.

Features:
  • 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 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:
  • Hex Size (mm): 16
  • Resistance (KOhms): 7500
  • Weight (lb): 0.8
  • Pre-Gap Size: 0.059
  • Thread Diameter: 0.551
  • Reach: 0.689
  • Ground Electrode Quantity: 1
  • Pack Of: 1
  • Width (in): 1.1
  • Pre-Gap Size: 1.5
  • Length (in): 3.6
  • Insulator Height: 3.012
  • Manufacturer Heat Range: 4
  • Approximate Resistor Value (k ohms): 4-7.5 k ohms
  • Hex Size (in): 5/8
  • Height (in): 6.6
  • Thread Diameter: 14
  • Reach: 17.5
  • Insulator Height: 76.5
  • Center Electrode Core Material: Copper
  • Seat Type: Gasket
  • Center Electrode Tip Material: Iridium
  • Programming Required: No
  • Ground Configuration: Single
  • Ground Electrode Tip Design: Single Prong Electrode
  • Resistor Type: Yes
Fitment:
  • Chevrolet Astro 2004-2005
  • Chevrolet Blazer 2004-2005
  • Chevrolet Express 1500 2004-2005
  • Chevrolet Express 2500 2004-2005
  • Chevrolet S10 2004-2004
  • Chevrolet Silverado 1500 2004-2005
  • GMC Jimmy 2004-2005
  • GMC Safari 2004-2005
  • GMC Savana 1500 2004-2005
  • GMC Savana 2500 2004-2004
  • GMC Sierra 1500 2004-2004
  • GMC Sonoma 2004-2004
  • Chevrolet Astro 2005-2005
  • Chevrolet Blazer 2005-2005
  • Chevrolet Express 1500 2005-2005
  • Chevrolet Express 2500 2005-2005
  • Chevrolet Silverado 1500 2005-2005
  • GMC Jimmy 2005-2005
  • GMC Safari 2005-2005
  • GMC Savana 1500 2005-2005

Other Part Numbers:
AC Delco #19256067

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle
2004-2005
 Chevrolet Astro
2004-2005
 Chevrolet Blazer
2004-2005
 Chevrolet Express
2004
 Chevrolet S10
2004-2005
 Chevrolet Silverado 1500
2004-2005
 GMC Jimmy
2004-2005
 GMC Savana
2004
 GMC Sierra
2004
 GMC Sonoma

AC Delco Banner

Who is AC Delco?

AC Delco is a world-renowned company and is considered a premier supplier of Original Equipment parts. The company’s roots can be traced back to more than 100 years. Today, AC Delco has established itself as the global leader when it comes to automotive replacement parts.

Wide Range of Products

AC Delco has one of the most comprehensive parts list available in the market. It has over 90,000 auto parts across 37 product lines and is distributed all over the globe. Over the years, they have built a reputation as the leading source of high-quality auto parts. They have grown into one of the biggest manufacturers and caters to different industries which include the marine and industrial equipment sector.

The company offers various parts such as spark plugs, batteries, oil filters, wiper blades, air filters, and brakes. They also have repair components for radiators, alternators, chassis and vehicle cooling systems.

The Best Only Trusts the Bests

AC Delco has a long-standing partnership with General Motors and has since provided them with top-quality and reliable parts.

Purchase AC Delco Products at Vivid Racing

AC Delco has always been a part of the automotive industry. They are considered as one of the pillars and have played a vital role in helping shape the way we know automobiles today. If you want parts that have passed the test of time, then this is the brand for you. They have been manufacturing parts way before most of us are even born and have always kept that tradition of creating products you can rely on. To know more about AC Delco, visit Vivid Racing and check out their list of products that would fit your needs.





A WHOLE LOT OF PART PROTECTION

Most GM OE and Gold (Professional) lines are covered under a 24-month/unlimited-mile limited warranty and our Silver (Advantage) line limited warranties are 12 months/unlimited miles. Click Here for full warranty details.

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AC Delco Iridium Spark Plug - 41-993 - Image 2
Model #41-993 AC Delco Iridium Spark Plug
$10.79