Product Summary

Universal Fit, Tapered Spark Plug Seat Style

    Key Specs

    MFG. Part #AR93

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    Autolite AR93 Details

    Autolite Racing spark plugs feature a cut back ground electrode, anti-corrosive nickel plating, and large ground electrode for better heat transfer. Heat range medium.

    • Power Tip
    • 14mm plug
    • .708" reach
    • 5/8 hex
    • Tapered seat
    • Non-resistor
    • Vendor Number: AR93

    Note: Please use the Vendor Number to reference the PDF chart links listed.

    Item Details

    .708" Reach 5/8" Hex Tapered Seat Power Tip
    Vendor Part Number AR93



    CARB Warning

    For race/ off road use only

    Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

    Autolite AR93 Specifications

    MFG. Part #AR93
    Speedway Motors Catalog Part #373-93
    Spark Plug Seat StyleTapered
    Spark Plug Reach0.708"
    Thread Pitch14mm
    Insulator TypeNon-projected
    Spark Plug Heat Range3
    Core MaterialCopper
    Tip MaterialNickel Alloy
    Wrench Size5/8"
    Sold in QuantityEach
    GTIN Code00009100017765