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Product Information

Product Details
Part No. SP-447
Warranty Details (2 YR REPLACEMENT IF DEFECTIVE)
Standard Spark Plug by Motorcraft delivers reliable performance and durability, making it the ideal choice for Ford, Lincoln, and Mercury vehicles. Engineered to meet strict Ford standards, these spark plugs ensure original equipment performance while enhancing durability, reducing misfires, optimizing emissions, and improving fuel efficiency. Designed with high-quality materials, they resist oxidation and arc erosion, while the multi-rib insulator protects against misfires for consistent ignition. With service intervals of up to 100,000 miles, these spark plugs provide long-lasting reliability and confidence on the road. Backed by Motorcraft's Service Parts Warranty, they are an exact fit for your vehicle and help prevent false check engine lights, ensuring peace of mind. Whether for domestic or import cars and trucks, Motorcraft spark plugs are the trusted solution for maintaining peak engine performance.

Product Features:
  • Motorcraft spark plugs are matched to specific engines to provide enhanced durability, eliminate misfires, reduce fuel consumption and optimize emissions.
  • Backed by Motorcraft's Service Parts Warranty
  • Exact fit for Ford, Lincoln and Mercury vehicles
  • Resistant to oxidation and arc erosion.
  • Multi-rib insulator protects against misfire.
  • Service intervals of up to 100,000 miles.
  • Motorcraft Spark Plugs are designed with high quality materials to provide reliable performance for almost any application.
  • Motorcraft Spark Plugs are what was in the vehicle when it was manufactured
  • Motorcraft ignition components help prevent false check engine lights.
Specifications
Center Electrode Core Material:
Copper core

Electrode Core Material:
Inconel

Electrode Tip Material:
Copper core

Ground Electrode Core Material:
Nickel alloy

Hex Size:
5/8 in

Insulator Type:
Standard

Length:
3.022

Manufacturer Heat Range:
4

Reach:
.708 in

Resistor:
Yes

Rib Configuration:
Standard

Seat Type:
Tapered

Side Electrode:
Yes

Terminal Top Type:
Fixed

Thread Diameter:
14 mm

Tip Configuration:
Copper core
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