ACDELCO
More Information for ACDELCO 41812
{Alternate Inventory Numbers: 41-812, 19250983, 19313639, 88901018, 19238477}
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ACDELCO 41812  
$3.28
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$0.00
Core
$3.28
Total
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ACDELCO 41812 Specifications
Approximate Resistor Value (k ohms)3-10k ohms
Center Electrode Core MaterialCopper
Center Electrode DesignStandard
Center Electrode Tip MaterialPlatinum
Core Nose Length (IN)0.560
Electrical Terminal TypeNon-Removable Nut
Ground ConfigurationStandard
Ground Electrode Core MaterialNickel
Ground Electrode Tip DesignPlatinum
Ground Electrode Tip MaterialPlatinum
Height (IN)1.09
Hex Size (MM)16
Hex TypeHex
IndexedNo
Indicated Mean Effective Pressure (IMEP)320
Insulator Height (mm)52.07
Length (IN)4.19
Manufacturer Heat Range9
Pre-Gap Size (IN)0.040
Pre-Gap Size (MM)1.000
Reach (IN)0.689
Reach (mm)17.5
Resistor TypeYes
Seat TypeTapered
SkirtNo
Thread Diameter (MM)14.0
Washer IncludedNo
Weight (lb)0.44
Width (IN)3.59
Professional; Double Platinum; Pre-Set Gap: 0.040"
ACDelco GM OE (Professional) Double Platinum Spark Plugs are a high quality replacement ideal 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.

Features & Benefits:
  • 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
Which ACDELCO Spark Plug Is Right For You?

Material / Series Lifespan / Durability Performance / Ignitability Efficiency / Fuel Economy
Copper / Nickel
 Copper
Platinum Rapidfire
 Platinum
★★ ★★ ★★
Double Platinum
Double Platinum
★★★★ ★★ ★★
Iridium
 Iridium
★★★ ★★★★ ★★★
ACDelco Quality

ACDelco breaks down their premium portfolio of Original Equipment and Aftermarket parts into two tiers: GM Original Equipment and ACDelco Gold.

GM ORIGINAL EQUIPMENT
GM Original Equipment parts are the true OE parts installed during production or validated by GM—designed, engineered, and tested to rigorous standards and backed by General Motors.
ACDELCO GOLD (PROFESSIONAL)
ACDelco Gold parts are the high-quality alternative to OE parts, manufactured to meet GM expectations for fit, form, and function and backed by General Motors.


Additional Resources

Technical Bulletin for 5.4L 2004-2005 Ford F-150, Expedition, Super Duty & Lincoln Navigator
OEM / Interchange Numbers: 06471827, APP103

Closeout Inventory Warranty Information:
Wholesaler Closeout items have a 30 day warranty (but still are covered by our Return Policy).

Regular Inventory Warranty Information:
7 Years
Warranty Details