Description
The Motorcraft Spark Plug SP500 (SP-500) is a platinum-enhanced spark plug designed to deliver consistent ignition performance, durability, and long service life. Built to meet strict Ford engineering standards, this spark plug helps maintain optimal engine efficiency by providing reliable spark delivery across a wide range of operating conditions.
The platinum center electrode improves resistance to wear and erosion, helping extend service intervals while maintaining stable combustion. A nickel ground electrode supports durability and dependable performance, while the precision design helps reduce misfires, improve fuel efficiency, and support emissions compliance.
Motorcraft spark plugs are engineered specifically for Ford, Lincoln, and Mercury vehicles, ensuring proper fitment and performance. Constructed with high-quality materials, the SP500 is a dependable OEM-style replacement designed for long-lasting reliability.
Features
- Motorcraft spark plug part number SP500
- Platinum center electrode for enhanced durability and longer service life
- Nickel ground electrode for reliable performance
- Designed to resist wear and erosion
- Helps reduce misfires and maintain engine efficiency
- Supports fuel economy and emissions performance
- Engineered to meet Ford OEM specifications
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Center Electrode Core Material: Nickel
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Center Electrode Tip Material: Platinum
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Ground Electrode Tip Material: Nickel
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Hex Size: 0.63
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Insulator Height: 2.03
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Brand: Motorcraft
Fitment
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Ford Aerostar: 1997 – V6 4.0L
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Ford EXP: 1984–1985 – Turbocharged L4 1.6L
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Ford Escort: 1984–1985 – Turbocharged L4 1.6L
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Ford Explorer:
1997–2001 – V6 4.0L (E, X)
2002–2005 – V6 4.0L (E, K)
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Ford Explorer Sport: 2001–2003 – V6 4.0L
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Ford Explorer Sport Trac: 2001–2005 – V6 4.0L
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Ford Ranger:
1997–2000 – V6 4.0L
1999–2008 – V6 3.0L (including Flex Fuel where applicable)
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Ford Taurus: 1999–2006 – Flex Fuel V6 3.0L
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Mercury Mountaineer:
1998–2001 – V6 4.0L
2002–2005 – V6 4.0L (E, K)
