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    Autolite Platinum High Thread Spark Plug

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    Exact Fit May Not Fit Doesn't Fit for your

    Warranty Information
    Save up to $24 By Mail when you buy 8 ACDelco Spark Plugs. See Rebates Page for more details on all ACDelco Spark Plug offers.
    • Product Details

      Part No. HT15

      Warranty Details (4 YR REPLACEMENT IF DEFECTIVE)

      Autolite High Thread Pro® Spark Plugs are engineered with a unique, OE patented design that results in more durability and greater power from a more comprehensive seal, improved heat transfer and more focused ignition power. These plugs are OE designed specifically for Ford 3V engines offering four specific heat ranges to match the specific requirements of high performance Ford models; Ford, Lincoln, and Mercury trucks and Ford Mustangs. Autolite® spark plugs are the best alternative to OE spark plugs, offering OE form, fit and function for all makes and models, both foreign and domestic, at a value price. Autoli te provides the automotive aftermarket and original equipment manufacturers with the highest quality ignition products and is the leading supplier of spark plugs.

    • Specifications
      • Center Electrode Core Material:Copper
        Electrical Terminal Type:Stud
        Center Electrode Tip Material:Platinum
        Ground Electrode Core Material:Nickel
        Ground Electrode Quantity:1
        Ground Electrode Tip Design:Tapered
        Ground Electrode Tip Material:Nickel
        Reach:0.75 in
        Reach:19.5 mm
        Pre-Gap Size:0.053 in
        Pre-Gap Size:1.3 mm
        Thread Diameter:16 mm
        Hex Size:9/16" in
        Hex Size:14 mm
        Seat Type:Tapered
        Resistor Type:Yes
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