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    Motorcraft Original Equipment Finewire Single Platinum Spark Plug

    Part # SP-523
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    Save $3 per Spark Plug by mail when you buy 4 or more ACDelco Professional Iridium Spark Plugs. See rebates page for details.
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    OUT OF STOCK AT YOUR STORE
    • Product Details

      Part No. SP-523

      Warranty Details (2 YR REPLACEMENT IF DEFECTIVE)

    • Specifications
      • Electrode Core Material:Platinum Alloy
        Electrode Tip Material:Platinum Ball
        Ground Strap Quantity:1
        Insulator Type:Standard
        Manufacturer Heat Range:3
        Reach:0.679 in
        Resistor:Yes
        Seat Type:Tapered
        Shorty Spark Plug:No
        Thread Diameter:14 mm
        Tip Configuration:Single Platinum
        Type:Spark Plug
        Wrench Diameter:5/8 in
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