1990 Mercury Topaz Spark Plugs

Change Vehicle
Show items:
Sort by:
    • (0 reviews)
      # mpn3739588895
      Mercury Topaz 1990, 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
      $5.90
    • (0 reviews)
      # mpn1747643
      Mercury Topaz 1990, 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 voltage...
      Lower ignition system voltage requirementsGreater ignitability and performance over conventional spark plugs
      $1.56
    • (0 reviews)
      # mpn3739588892
      Mercury Topaz 1990, 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 platinum...
      Designed for faster starts and quicker accelerationBetter fuel economy and lower emissions compared to a traditional plug
      $2.44
    • (0 reviews)
      # mpn1775410
      Mercury Topaz 1990, Laser Platinum™ Spark Plug by NGK®. Manufactured with a platinum disc welded to the backside of the ground electrode and laser welded platinum center electrode tip, these spark plugs ensure minimal wear on both...
      Provide faster starts and quicker acceleration than a traditional plugEnsure better fuel economy and lower emissions compared to an original plug
      $6.74
    • (1 review)
      # mpn1747681
      Mercury Topaz 1990, Laser Iridium™ Spark Plug by NGK®. Manufactured with both laser welded Iridium center electrode tip and a platinum disc welded to the backside of the ground electrode, these spark plugs last incredibly long while...
      Designed for faster starts and quicker accelerationBetter fuel economy and lower emissions
      $9.44
    • (0 reviews)
      # mpn4075476586
      Mercury Topaz 1990, Double Platinum Spark Plug by Denso®. Extra Long Life Double Platinum Plug with Platinum Ground Strap. Denso Double Platinum plug features platinum on both the center and ground electrodes. This precious metal fights...
      Platinum center electrodePlatinum ground electrode
      $5.94
    • (0 reviews)
      # mpn4075455507
      Mercury Topaz 1990, 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 Patented...
      0.4 mm iridium center electrode, the slimmest in the industryPatented self-cleaning insulator/electrode design
      $5.70
    • (0 reviews)
      # mpn4075477089
      Mercury Topaz 1990, 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
      $1.60
    • (0 reviews)
      # mpn4075456600
      Mercury Topaz 1990, 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
      $2.47
    • (0 reviews)
      # mpn1424493
      Mercury Topaz 1990, Finewire Platinum 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...
      Direct OEM replacementRecommended by Ford Motor Company
      $3.47
    • (0 reviews)
      # mpn2326820
      Mercury Topaz 1990, Iridium Spark Plug with Resistor 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.
      $5.13
    • (0 reviews)
      # mpn4476750049
      Mercury Topaz 1990, OE Type Copper Plus Spark Plug by Champion®. Thanks to the superior conductivity and performance from their copper core and the superior durability provided by nickel alloy center and ground electrodes, these spark...
      Copper Plus - Dependable PerformanceCopper core center electrode allows for accurate control of heat range for longer life
      $1.60
    • (0 reviews)
      # 524019684
      Mercury Topaz 1990, 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 V-trimmed...
      Platinum center electrode reduces gap growth, lowering the voltage requirements, in turn reducing the chance of misfireThin center electrode and v-trimmed ground electrode enhance ignitability and reduce quenching
      $2.18 - $4.37
    • (0 reviews)
      # 708155802
      Mercury Topaz 1990, 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 conventional...
      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
      $5.58 - $6.35
    • (0 reviews)
      # mpn4486063150
      Mercury Topaz 1990, 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
      $3.22
    • (0 reviews)
      # mpn2380072
      Mercury Topaz 1990, 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 variety...
      Easy to installNon-Foulers help protect spark plugs from damage
      $4.26
    • (0 reviews)
      # 35775154
      Mercury Topaz 1990, OE Fine Wire Spark Plug by Bosch®. Pack of 1. Gap: 1.1 mm. Thread Diameter: 14 mm. Thread Length: 17.5 mm. Insulator Material: Ceramic. Ground Configuration: Standard. Ground Electrode Quantity: 1. Manufacturer Heat...
      OE specific design360-degree continuous laser welded platinum tip for durability and long life
      $4.52 - $9.10
    • (1 review)
      # 142182571
      Mercury Topaz 1990, Platinum Series Spark Plug by Bosch®. Pack of 1. Gap: 1.6 mm. Thread Diameter: 14 mm. Thread Length: 17.5 mm. Insulator Material: Ceramic. Center Electrode Tip Material: Platinum. Ground Electrode Tip Material:...
      Delivers quick starts and smooth accelerationLower ignition voltage requirement provides reliable cold weather starting and superior operation under all driving conditions
      $6.71 - $7.84
    • (0 reviews)
      # mpn154108112
      Mercury Topaz 1990, Super Plus Spark Plug by Bosch®. Pack of 1. Gap: 1.5 mm. Thread Diameter: 14 mm. Thread Length: 17.5 mm. Insulator Material: Ceramic. Ground Configuration: Standard. Center Electrode Tip Material: Nickel-Yttrium....
      Heavy-duty yttrium-enhanced copper core center electrode for a 50% longer performance life vs. even OE plugsTapered, v-profile nickel chromium ground electrode for improved starting in cold weather and increased fuel ignitability
      $2.71
    • (0 reviews)
      # 113980745
      Mercury Topaz 1990, Double Platinum Spark Plug by Autolite®. Quantity: 1. Thanks to their platinum-to-platinum firing, these spark plugs virtually eliminate gap erosion, reduce misfires, and provide improved durability and prolonged...
      Ensure improved durabilityProvide accurate firing for DIS engines
      $6.84 - $7.84
    • (1 review)
      # mpn1177915432
      Mercury Topaz 1990, Performance Spark Plug by Nitrode®. 1 Piece. Hex Size: 16 mm, Thread Size: M14x1.25 mm, Reach Size: 17.8 mm, Seat Style: Tapered Seat. The Nitrode™ spark plugs is positioned to be the world's "greenest" most...
      The Nitrode™ is made with a proprietary ceramic exclusively used for this spark plugThis unique ceramic is over 10% harder than any ceramic know today
      $8.09
    • (0 reviews)
      # 39697495
      Mercury Topaz 1990, PlasmaCore Series Inconel Electrode Pulse Plug by Pulstar®. PlasmaCore Series Inconel Electrode Pulse Plug provides great fuel efficiency as well as better performance. Moreover this part will give you better...
      Increased horsepowerBetter torque
      $14.95 - $59.80
    • (0 reviews)
      # mpn2046365115
      Mercury Topaz 1990, Copper Resistor Spark Plug by Autolite®. Quantity: 1. OE Style. These spark plugs by Autolite are specially designed and manufactured to ensure quick starts, dependable performance, and smooth acceleration. The...
      Designed for good conductivity and a strong spark for efficient combustionImprove engine power and fuel economy
      $2.44
    • (1 review)
      # mpn3806711746
      Mercury Topaz 1990, Iridium Spark Plug by MSD®. Quantity: 1 Pack. Plug Gap: 0.043". Plug Type: 1IR5Y. Designed utilizing the latest technology, this product by MSD features premium quality and will perform better than advertised....
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $6.44
    • (0 reviews)
      # mpn4075455028
      Mercury Topaz 1990, 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 not...
      Designed to replace your factory spark plugsManufactured to stringent quality standards
      $6.26


    Popular Products



    1990 Mercury Topaz Spark Plugs Reviews

    Average rating:  4.5  4.5 - 3 reviews
    4 of 5
    4 ****
    The product work great and way easy to install. Although nothing is ever easy but this tool made the project a lot easier.
    SPosted by Shawn (Monroeville, NJ) / December 16, 2016
    Was this review helpful for you? Yes
    View More

    Related 1990 Mercury Topaz Pages
    1990 Mercury Topaz Models
    SECURE SHOPPING

    All manufacturer names, symbols, and descriptions, used in our images and text are used solely for identification purposes only.
    It is neither inferred nor implied that any item sold by CARiD.com is a product authorized by or in any way connected with any vehicle manufacturers displayed on this page.