1978 Ford Thunderbird Spark Plugs

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    • (0 reviews)
      # 524079743
      Ford Thunderbird 1978, Iridium IX™ Spark Plug by NGK®. Designed for performance enthusiasts who want extreme ignitability, improved throttle response and superior anti-fouling, these spark plugs are a great option for modified engines...
      Designed for outstanding acceleration, high fuel efficiency, and durabilityEnsure a consistently stable spark
      $6.44
    • (0 reviews)
      # mpn4075458083
      Ford Thunderbird 1978, Iridium Power™ Spark Plug by Denso®. Iridium Ultimate Endurance and Power - Performance Upgrade with World's Smallest Center Electrode (0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology) & Tapered Tip...
      0.4 mm iridium center electrode, the slimmest in the industryPatented self-cleaning insulator/electrode design
      $5.30
    • (0 reviews)
      # 524082194
      Ford Thunderbird 1978, V-Power™ Nickel Spark Plug by NGK®. NGK spark plugs offer higher performance compared to standard plugs. NGK spark plugs feature a V-groove center electrode and concave ground electrode that lowers ignition...
      Lower ignition system voltage requirementsGreater ignitability and performance over conventional spark plugs
      $1.67
    • (0 reviews)
      # 524040685
      Ford Thunderbird 1978, G-Power™ Platinum Spark Plug by NGK®. Platinum spark plugs by NGK are designed to improve fuel efficiency, lower emissions, and provide quicker starts while remaining durable under high heat. With 0.6 mm...
      Designed for faster starts and quicker accelerationBetter fuel economy and lower emissions compared to a traditional plug
      $2.65
    • (0 reviews)
      # mpn4075457826
      Ford Thunderbird 1978, Iridium TT™ Spark Plug by Denso®. Ultimate Endurance and Power. 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology. Is your vehicle hard to start? Does it miss under load and idle rough? Is your gas mileage...
      Designed to replace your factory spark plugsManufactured to stringent quality standards
      $5.74
    • (0 reviews)
      # 337980714
      Ford Thunderbird 1978, Original U-Groove Nickel Spark Plug by Denso®. OE Recommended Resistor Plug with Patented U-Groove Design. Denso's patented U-Groove spark plug enables complete combustion by allowing the spark to fill the gap...
      100 percent pre-fired to ensure reliable operationCopper core center electrode for superior thermal conductivity
      $1.53
    • (0 reviews)
      # mpn4075457568
      Ford Thunderbird 1978, Platinum TT™ Spark Plug by Denso®. Platinum TT - Twin-Tip Technology Design with Platinum Center Electrode and Titanium Enhanced Ground Strap. The Platinum TT™ concept originated from Denso's latest original...
      1.1 mm platinum center electrodeTitanium-enhanced alloy ground electrode
      $2.56
    • (0 reviews)
      # mpn4486063146
      Ford Thunderbird 5.0L 1978, Professional™ Double Platinum Spark Plug by ACDelco®. Designed for today’s most popular autos, as well as several marine applications, ACDelco’s Rapidfire® Platinum Spark Plugs fit engines using...
      Ribless insulator that improves the plug-to-boot sealTapered center wire electrode with a platinum pad reduces the firing diameter and helps improve the firing efficiency by concentrating and directing energy needed to fire the plug with less voltage
      $7.21
    • (0 reviews)
      # mpn4486063127
      Ford Thunderbird 1978, Professional™ Rapidfire Platinum Spark Plug by ACDelco®. Designed for today’s most popular autos, as well as several marine applications, ACDelco’s Rapidfire® Platinum Spark Plugs fit engines using...
      Ribless insulator that improves the plug-to-boot sealTapered center wire electrode with a platinum pad reduces the firing diameter and helps improve the firing efficiency by concentrating and directing energy needed to fire the plug with less voltage
      $4.16
    • (0 reviews)
      # mpn1404078
      Ford Thunderbird 1978, Copper Spark Plug by Motorcraft®. Is your vehicle hard to start? Does it miss under load and idle rough? Is your gas mileage not what it used to be? Your ignition system may need repair, but before you waste your...
      Direct OEM replacementRecommended by Ford Motor Company
      $1.54
    • (0 reviews)
      # mpn2341129
      Ford Thunderbird 1978, Double Platinum Spark Plug by Champion®. With platinum fine wire welded onto the nickel alloy center electrode and a platinum pad welded to the ground electrode, these products provide long-lasting service life...
      Double Platinum Power - Premium Spark Plug. More Powerful Performance.Platinum center and ground electrode for greater wear resistance
      $4.66
    • (0 reviews)
      # mpn2341108
      Ford Thunderbird 1978, Platinum Power™ Spark Plug by Champion®. With a platinum tip welded to a nickel alloy center electrode, these spark plugs provide superior wear characteristics. Combining a thin-wire center electrode with a...
      Platinum Power- Premium Spark Plug. Powerful Performance.Platinum center electrode for long life
      $2.10
    • (0 reviews)
      # mpn4495966858
      Ford Thunderbird 1978, Spark Plug Non-Foulers by Dorman®. The Spark Plug Non-Foulers prevent spark plug damage, repairing spark plug fouling in engines running too rich or oil issues to improve engine performance. Dorman offers a...
      Corrosion-resistant designNon-Foulers help protect spark plugs from damage
      $2.71
    • (0 reviews)
      # 803925973
      Ford Thunderbird 1978, Copper Spark Plug by Autolite®. With Resistor. Modified. OE Style. These spark plugs by Autolite are specially designed and manufactured to ensure quick starts, dependable performance, and smooth acceleration. The...
      Copper-glass seal bonds insulator, terminal post center electrode together; assures full required voltage at spark gap; gas-tight seal (100% leak proof)Multi-rib insulator reduces danger of "flash-over"
      $1.64
    • (1 review)
      # 803900688
      Ford Thunderbird 5.0L / 5.8L 1978, PlasmaCore™ Inconel Electrode Pulse Nickel Spark Plugs by Pulstar®. With Resistor. Inconel-electrode Pulse Plug. Designed specifically for most popular vehicles, PlasmaCore™ Inconel Electrode...
      Increased horsepowerBetter torque
      $14.95 - $119.60
    • (0 reviews)
      # 803904277
      Ford Thunderbird 5.0L / 6.6L 1978, U-Groove™ High Performance Copper Spark Plugs by Accel®. With Resistor. Accel HP Spark Plugs are made with a Copper core which is a better conductor than Platinum and Iridium. They deliver a stronger...
      The Copper core is a better conductor than Iridium or Platinum plugsCopper dissipates heat much better than other materials
      $3.38 - $26.25
    • (0 reviews)
      # 803907943
      Ford Thunderbird 1978, U-Groove™ Resistor Header Copper Spark Plugs by Accel®. Designed utilizing the latest technology, this product by Accel features premium quality and will perform better than advertised. Perfect for your vehicle...
      Shorty Spark Plugs For Tubular Exhaust HeadersEliminates Dimpling Headers For Added Clearance
      $23.77 - $32.43
    • (0 reviews)
      # 903517451
      Ford Thunderbird 1978, Performance Nickel Spark Plug by Nitrode®. The Nitrode™ spark plugs are positioned to be the world's "greenest" most environmentally friendly spark plugs on the planet. Reducing fuel consumption and emissions...
      The Nitrode™ is made with a proprietary ceramic exclusively used for this spark plugThis unique ceramic is over 10% harder than any ceramic known today
      $8.09
    • (0 reviews)
      # mpn4511855816
      Ford Thunderbird 5.0L / 5.8L 1978, Copper Spark Plugs by Accel®. Designed utilizing the latest technology, this product by Accel features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle,...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $15.64
    • (0 reviews)
      # 959885933
      Ford Thunderbird 1978, Iridium Spark Plugs by Autolite®. These spark plugs are one of the brand's most technologically advanced spark plugs ever. With an iridium-enhanced 0.6 mm finewire design and proprietary platinum sidewire...
      Iridium-enhanced center electrodePatented, platinum sidewire technology
      $6.81
    • (0 reviews)
      # 959888857
      Ford Thunderbird 1978, Platinum Spark Plugs by Autolite®. Provides a center wire platinum firing tip. Benefits include: reduced gap erosion, fewer misfires, better performance and more durability. Guaranteed for 4 years.
      High nickel alloy side electrode maintains precise gapFull platinum tip assures virtually no gap erosion
      $3.01 - $6.06
    • (0 reviews)
      # 898224287
      Ford Thunderbird 1978, Premium Racing LGS Spark Plug by Brisk®. Brisk Premium LGS spark plug has been developed after two-year cooperation with Lamborghini Morori Marini. Brisk Premium LGS spark plug utilizes extremely long glide-spark...
      High-Potential Semi-Surface discharge equals more powerDischarge at the point of richest mixture in 360° perimeter
      $13.99
    • (0 reviews)
      # mpn4486063104
      Ford Thunderbird 1978, Copper Plus Spark Plug by Champion®. As the leaders in precious metal technologies as well as F.I.S.S resistor technology and MLR™ technology, Champion spark plugs provide enhanced ignition and longer life.
      Copper Plus - Dependable Performance.Copper core center electrode allows for accurate control of heat range for longer life
      $1.50
    • (0 reviews)
      # mpn2046361482
      Ford Thunderbird 5.0L 1978, XP™ Iridium Spark Plug by Autolite®. Modified. These high-tech spark plugs feature iridium-enhanced 0.6mm finewire design and proprietary platinum sidewire technology to provide superior durability and a...
      One of the most high-tech spark plugs on the marketDesigned for better durability and overall ignitability, and optimum performance
      $6.66
    • (0 reviews)
      # mpn4511855798
      Ford Thunderbird 5.0L With California Emission 1978, Nickel Spark Plugs by Autolite®. OE Style. These spark plugs by Autolite are specially designed and manufactured to ensure quick starts, dependable performance, and smooth...
      Designed for good conductivity and a strong spark for efficient combustionImprove engine power and fuel economy
      $1.74


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