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    Motorcraft Original Equipment Platinum Iridium Spark Plug

    Part # SP-479
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    Save $10 after mail-in rebate when you buy 4 or more Denso Iridium Spark Plugs. See rebates page for details.
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    • Product Details

      Part No. SP-479

      Warranty Details (2 YR REPLACEMENT IF DEFECTIVE)

      Motorcraft Original Equipment spark plugs are designed, engineered and recommended by Ford Motor Company.

      Product Features:

      • Same part installed when the engine rolled off the assembly line
      • 100,000-mile service interval
      • Platinum ball on the center electrode minimizes gap erosion for longer life
      • Proprietary platinum ball welding process provides a consistent point of contact for better adhesion
      • Fewer misfires and reduced gap erosion
      • Optimizes engine performance to provide improved fuel economy

    • Specifications
      • Electrode Core Material:Copper Core
        Electrode Tip Material:Platinum Alloy
        Ground Strap Quantity:1
        Insulator Type:Standard
        Manufacturer Heat Range:3
        Reach:0.679 in
        Resistor:Yes
        Seat Type:Tapered
        Thread Diameter:14 mm
        Tip Configuration:Platinum Ball
        Type:Single Platinum Spark Plug
        Wrench Diameter:5/8 in
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    Disclaimer: We strive to keep all information accurate and up-to-date; however, product availability, pricing, promotions and store hours are subject to change without notice. Please contact Customer Care if you have any questions or corrections.