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    ACDelco RAPIDFIRE Spark Plug

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    Warranty Information
    Save up to $3 per plug on select ACDelco and Autolite spark plugs by mail on qualifying purchase. See Rebates Page for details.
    • Product Details

      Part No. 4

      Warranty Details (3 YR REPLACEMENT IF DEFECTIVE)

      ACDelco Professional RAPIDFIRE Single Platinum Performance Spark Plugs are designed for everyday use and are a high quality replacement for many vehicles on the road today. These premium aftermarket spark plugs have high-quality suppressors that help prevent misfiring, an improved plug to boot seal, and a pure copper core for greater durability. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function.

      Product Features:

      • Solid state suppressor, with two-piece glass and brass seal, can help reduce radio frequency interference, regulates spark energy for long electrode life, and helps protect against high combustion pressures
      • Pure copper core provides great heat transfer and helps maximize plug durability
      • Platinum on center electrode enables superior spark characteristics and can reduce voltage requirements of the ignition system
      • Ribless insulator helps optimize plug to boot seal

    • Specifications
      • Center Electrode Core Material:Cu-core Ni
        Center Electrode Tip Material:Pt pad
        Pre-Gap Size:0.043 in
        Ground Electrode Quantity:1
        Hex Size:20.8
        Insulator Height:2.303 in
        Manufacturer Heat Range:8
        Seat Type:Gasket
        Reach:0.75 in
        Thread Diameter:0.551 in
        Resistor Type:Yes
        Resistance:6-15K Ohms
        Ground Electrode Tip Design:None
        Ground Configuration:None
        Ground Electrode Core Material:Nickel
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