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NGK Iridium IX Spark Plugs (83-85 5.0L)

Item 64017
AmericanMuscle no longer carries the NGK Iridium IX Spark Plugs (83-85 5.0L). Please check out Mustang Spark Plugs & Spark Plug Wires for an updated selection.
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    Product Information

    Features, Description, Specs & Installation

    Features

    • Iridium Tip for a Constant Stable Spark
    • Improves Fuel Economy and Lower Emissions
    • Heat Range: 4
    • NGK Part# 7401
    • Fits 1983-1985 5.0L V8 Mustangs
    • Sold as a Set of 8

    Description

    High Performance. Keeping your Mustangs high performance engine running smoothly and efficiently is important, so routinely replace your old weak plugs with a new set of NGK Iridium IX Performance Spark Plugs for constant reliable spark power. The Iridium IX plugs from NGK will provide improved throttle response, fuel efficiency, lower emissions, and will reduce fouling.

    Superior Materials. NGK Iridium IX Performance Spark Plugs feature a copper core electrode for its superior conductivity and an iridium tip (which is 6X harder than platinum) for it's extremely high melting point, perfect for keeping your Mustangs high-performance engine running at it's peak. And as an added bonus the Iridium IX plug features Trivalent Metal Plating for it's superior anti-corrosion and anti-seizing properties.

    Application. This set of eight (8) NGK Iridium IX Performance Spark Plugs are specifically designed as a direct fit replacement for the 1983-1985 Mustangs equipped with the 5.0 liter V8.

    Fitment: Details

    CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

    Installation & What's in the Box

    Installation Info

    What's in the Box

    • (8) Spark Plugs

    Tech Specs

    Questions & Answers

    10 More Questions

    Will It Fit My Mustang

    • Other - 83, 84, 85

    Fits 5.0L V8's Only

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