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Product Summary

Tapered Spark Plug Seat Style, .709" Spark Plug Reach

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    Key Specs

    MFG. Part #TR51X
    BrandNGK
    Thread Pitch14mm
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    Need To Know

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    NGK TR51X Details

    NGK Iridium IX spark plugs are designed specifically for the performance enthusiast. Iridium IX spark plugs offer extreme ignitibility, improved throttle response and superior anti-fouling. The fine-wire iridium center electrode ensures high durability and a consistently stable spark. A special taper-cut ground electrode shape allows more area for faster flame expansion. Iridium alloy has an extremely high melting point, perfect for today's high-performance engines. Trivalent metal plating provides superior anti-corrosion and anti-seizing properties.

     

     

    • Ground Configuration: Copper Core
    • Center Electrode Tip Material: Iridium
    • Hex Size: 5/8 Inch
    • Insulator height: 53mm

     

    Application

    NGK TR51X Specifications

    KEY SPECS
    MFG. Part #TR51X
    BrandNGK
    Thread Pitch14mm
    GENERAL
    Spark Plug Seat StyleTapered
    Spark Plug Reach.709"
    ResistorYes
    Insulator TypeProjected
    Core MaterialCopper
    Tip MaterialIridium
    Wrench Size5/8"
    Sold in QuantityEach

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    I would by this product again

    5.0

    5 years ago

    40 Deluxe

    Lusk Wyoming

    Verified

    The only plugs we use they do make a difference in how our rides run.

    Would Recommend

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