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Product Information

Product Details
Part No. SP-415
Warranty Details (2 YR REPLACEMENT IF DEFECTIVE)
The Motorcraft high-performance spark plugs are engineered by Ford Motor Company to deliver exceptional quality and reliability. As the same parts installed when your engine first rolled off the assembly line, these spark plugs ensure a perfect fit and optimal performance. Designed with a tapered seat type, they provide quick starts, improved fuel economy, and smooth acceleration, making them a vital component for maintaining your vehicle's peak efficiency. Whether you're looking to restore factory performance or enhance your driving experience, these spark plugs are built to meet the highest standards set by Ford.

Product Features:
  • Same part installed when the engine rolled off the assembly line
  • Designed to deliver quick starts, enhanced fuel economy and smooth acceleration
  • Engineered by Ford Motor Company: Designed and recommended by Ford, ensuring top-notch quality and reliability.
  • Tapered seat design for a precise fit, contributing to optimal engine efficiency and performance.
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:
2.942

Manufacturer Heat Range:
4

Reach:
.460 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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