1984 Mercury Marquis Performance Parts

Show items:
Sort by:
    • (0 reviews)
      # 49718647
      Mercury Marquis with PRE-OBDII Models 1984, Pre-OBDII Catalytic Converter by MagnaFlow®. Emissions: CARB compliant. Converter Configuration: Universal Fit. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.25". Catalytic Outlet...
      $138.43 - $207.37
    • (0 reviews)
      # 37941984
      Mercury Marquis 1984, Drilled and Slotted Vented 1-Piece Front Front Brake Rotors and Hub Assembly by Chrome Brakes®. This is a set of OEM-sized replacement rotors with slots and drilled holes that provide the superior level of cooling...
      +2
      $212.52 - $230.03
    • (0 reviews)
      # 40509739
      Mercury Marquis 1984, B6 Series Driver or Passenger Side Monotube Shock Absorber for Stock Height Vehicles by Bilstein®. Quantity: 1 per Pack. If you expect more damping power from your shock absorber – even under loads – but...
      $100.40 - $102.10
    • (0 reviews)
      # 377242533
      Mercury Marquis 1984, E Series Round Red Air Filter by K&N®. K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. K&N makes over 1,200 different replacement air filters...
      Designed to boost horsepower and rate of accelerationCan be cleaned and used again
      $66.99 - $71.99
    • (0 reviews)
      # mpn4478773922
      Universal User Configurable LCD Dash Display by Auto Meter®. Designed specifically for the harshest of environments, the carbon composite housing is IP65 sealed against water and dust intrusion and will easily withstand 20g of...
      7.0” TFT LCD panel, 1000 nit brightness for unmatched daytime and nighttime visibility with 800x480 resolution. Onboard photo sensor for automatic brightness controlDimensions - 8.3" Wide x 5.2" High x 1.4" Deep
      $2,832.00
    • (0 reviews)
      # 653791337
      Mercury Marquis 2.3L Gas 1984, High Energy™ Camshaft by COMP Cams®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability....
      High quality at an affordable priceExpertly made from premium materials
      $217.24
    • (4 reviews)
      # 102135144
      Mercury Marquis 1984, Thermocap™ Radiator Cap by Mr. Gasket®. Pressure: 16 lbs. Material: Aluminum. Keeping your engine cool is pretty important, so Mr. Gasket has a full line of cooling system accessories. Whether it’s a simple,...
      Brilliant triple-chrome platingPrevent boilovers
      +1
      $32.43 - $37.53
    • (1 review)
      # 568117703
      Mercury Marquis 4-Speed 1984, MegaShifter™ Automatic Shifter by B&M®. You can have B&M shifter performance with the Console MegaShifter. This shifter features full ratchet action performance, a lighted gear position indicator, chrome...
      Cable operated for quick installation and accurate shiftingReverse lockout feature meets NHRA and IHRA requirements
      $338.18 - $340.06
    • (2 reviews)
      # 714828786
      Mercury Marquis Small Block Ford With Standard Deck 1984, EZ-EFI 2.0® Fuel and Ignition Multi-Port Fuel Injection Kit by Fast®. This product is made of high-quality materials to serve you for years to come. Designed using...
      No Laptop/Tuning RequiredWaterproof ECU
      $3,505.30 - $3,826.10
    • (3 reviews)
      # 803934186
      Mercury Marquis 1984, PlasmaCore™ Inconel Electrode Pulse Nickel Spark Plugs by Pulstar®. With Resistor. Inconel-electrode Pulse Plug. Designed specifically for most popular vehicles, PlasmaCore™ Inconel Electrode Pulse Plug...
      Increased horsepowerBetter torque
      $14.95 - $89.70
    • (0 reviews)
      # 1160026740
      Mercury Marquis Except Models Built in Canada 1984, Bulk Power Steering Hose by AllStar Performance®. The same quality hose included in AllStar Performance® power steering hose kits available in a variety of lengths for building custom...
      Designed to get maximum out of your steering systemImprove the performance of your vehicle
      $20.99 - $139.99
    • (0 reviews)
      # 714475894
      Mercury Marquis 2.3L 1984, Alternator by Tuff Stuff Performance®. Case: Small Case.
      Heavy Duty Copper Wound CoilsSpike Resistant Diodes
      +3
      $140.07 - $155.91
    • (0 reviews)
      # 503476173
      Mercury Marquis with Ford 7.5" Series Axle with 10 Bolt 1984, Rear Ring and Pinion Gear Set by Motive Gear®. Location: Rear. Motive Gear stock performance ring and pinions are excellent replacements for OE. Experienced installers prefer...
      Quiet operationComputer controlled heat treatment
      $227.48 - $232.42
    • (0 reviews)
      # 48222560
      Club X-1 Full Face ATM (Advance Thermo Material) Racing Helmet by Sparco®. Certification: ECE 05; Material: ATM (Advance Thermo Material) Designed for indoor kart racing where a fire proof helmet isn't required, this product is...
      Designed for indoor kart racingProvides ultimate protection
      $140.00
    • (0 reviews)
      # 450479564
      Universal PowerPack™ Turbocharger System by Banks®. The Banks Power Dual Exhaust PowerPack System is the complete towing package your pickup truck, with extended cab short bed configuration, deserves.
      Stunning Top GainsImproved Mileage
      $2,198.00 - $2,798.00
    • (0 reviews)
      # 49718655
      Mercury Marquis 1984, Standard Catalytic Converter by MagnaFlow®. Emissions: EPA compliant. Converter Configuration: Universal Fit. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.25". Catalytic Outlet Diameter: 2.25". If your car...
      $82.84 - $126.13
    • (0 reviews)
      # 59068476
      Mercury Marquis 2.3L Mid Size Body Model 1984, Sport Slotted Vented 1-Piece Front Front Brake Rotor by StopTech®. StopTech Sport Rotors - the new name for one-piece performance upgrade rotors from StopTech. Formerly known as Power Slot...
      $78.39
    • (0 reviews)
      # 36083789
      Mercury Marquis Sedan / Wagon 1984, Monro-Matic Plus™ Driver or Passenger Side Shock Absorbers and Struts by Monroe®. Quantity: 1 per Pack. Nitrogen gas charged Monro-Matic Plus shocks and struts feature VPV (velocity proportional...
      $16.42 - $36.40
    • (0 reviews)
      # 377242542
      Mercury Marquis 2.3L Gas 1984, Oiled Cleanable Cotton Custom Red Air Filter by S&B®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and...
      High quality at an affordable priceExpertly made from premium materials
      $32.32
    • (0 reviews)
      # 379675232
      Universal 4-Bank Chip Burner by SCT Performance®. SCT's single program and 5 program, four bank custom chips are specifically tuned for your car or truck by one of SCT's Custom Tuning dealers world wide.
      Easily switch between custom tunes using the optional Dial SelectorCan be custom tuned by one of SCT's Custom Tuning dealers world wide
      $349.00
    • (0 reviews)
      # 653621091
      Mercury Marquis 2.3L Gas 1984, Magnum™ Camshaft and Lifter Kit by COMP Cams®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and...
      High quality at an affordable priceExpertly made from premium materials
      $273.03
    • (0 reviews)
      # 86930098
      Mercury Marquis 3.8L 1984, Lo-Profile Direct Fit Single Electric Fan by Flex-a-Lite®. With Adjustable Thermostat Controller. Keep your engine cool and free up some extra horsepower and torque. The fan makes quicker cool downs, extended...
      Prevents your engine from overheatingProvides increased horsepower and torque
      $208.34 - $208.35
    • (0 reviews)
      # 1136233480
      Mercury Marquis 4-Speed 1984, Pro Ratchet™ Automatic Transmission Shifter by B&M®. This is the ultimate race shifter. If you're looking for a stout shifter – designed, developed, and refined by the company that invented race...
      Quick And Easy To OperateReverse Lockout Meets NHRA And IHRA Requirements
      $303.07 - $304.97
    • (0 reviews)
      # 714863920
      Mercury Marquis Small Block Ford With Standard Deck 1984, EZ-EFI® Multi-Port Electronic Fuel Injection Kit by Fast®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art...
      Excellent for Street Rods and Muscle Cars or Even All Out Race CarsNo Tuning Experience or Laptop Necessary; Self Tunes as You Drive
      $3,110.39 - $3,568.29
    • (0 reviews)
      # 839646808
      Mercury Marquis 1984, Super Coil Kit by Accel®. Accel Super Coils feature advanced bobbin technology, highly specialized silicone magnetic steel cores, along with optimized winding, resistance and turns ratios to deliver 10-15 percent...
      High temp epoxy resists shock and vibrationAdvanced bobbin technology
      $46.95 - $69.95
    • (0 reviews)
      # mpn1454161
      Polished Power Steering Cap Cover by Mr. Gasket®. Simply snaps over top of plastic filler cap on Saginaw power steering pump.
      Chrome finishHigh quality at an affordable price
      $7.54
    • (0 reviews)
      # 714522750
      Mercury Marquis 2.3L 1984, One Wire Alternator by Tuff Stuff Performance®. Pulley Type: With 1V-Groove. 1 Wire.
      Heavy Duty Copper Wound CoilsSpike Resistant Diodes
      $104.21 - $178.00
    • (0 reviews)
      # 1029225526
      Mercury Marquis with Ford 7.5" Series Axle with 10 Bolt 1984, Excel™ Rear Ring and Pinion Gear Set by Richmond®. Location: Rear. Designed utilizing the latest technology, this product by Richmond features premium quality and will...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $189.65
    • (0 reviews)
      # 69025922
      110 Series Single Layer Racing Suit by RaceQuip®. Avaliable in Colors: Black, Blue, Red. Get superior durability and comfort combined with overall flame and heat protection. Strong construction and advanced sewing techniques make this...
      Ensures heat and fire protectionGentle fabric provides superior comfort
      $99.95 - $139.95
    • (0 reviews)
      # mpn4516842173
      Mercury Marquis 2.3L 1984, Pre-OBDII Catalytic Converter by Flowmaster®. Emissions: CARB compliant. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. With Air Tube. Catalytic Inlet Diameter: 2". Catalytic...
      $180.54




    CARiD is the ultimate source for premium-quality performance parts. With our extensive collection of performance upgrades, adding onto your vehicle's performance or improving its look is safe and easy. Boost the interior of your 1984 Mercury Marquis with a set of racing seats, raise or lower your vehicle for an aggressive look, or add a set of high-performance brake rotors for superior braking. Unlock the hidden potential of your 1984 Mercury Marquis that has been waiting to be released!

    Don't just Stop
    Solves the toughest brake challenges
    WATCH VIDEOS

    Guides & Articles

    Useful articles fast to read and guides easy to understand written by mechanics and car enthusiasts to turn your shopping experience with CARiD into a pleasure

    • Performance Brakes, Pads & Rotors
      August 10, 2018
      When Is It Time To Replace My Brake Lines?
      Hydraulic brake lines and hoses aren’t something most people think about when it comes to vehicle maintenance. That’s understandable, considering automakers...
      by Michael Grayen
    • Performance Brakes, Pads & Rotors
      August 09, 2018
      When Is It Time To Replace My Brake Calipers?
      Brake calipers, found only on disc brake systems, house pistons which use the force of hydraulic brake fluid to stop the vehicle. More specifically, those pistons...
      by Timothy Zahl
    • Suspension
      August 08, 2018
      When Is It Time To Replace My Vehicle's Springs?
      The springs on your vehicle are an integral part of its suspension system. Not only do springs keep all four corners suspended at a pre-determined, level ride height,...
      by Richard Reina
    • Suspension
      July 11, 2018
      When Is It Time To Replace My Suspension Bushings?
      Maybe you remember being pushed along in a wheelbarrow during childhood. The ride was bone-jarring - even with an air-filled rubber tire cushioning against the rough...
      by Timothy Zahl
    • Engines
      May 21, 2018
      How To Remove An Engine
      If you've grown tired of your engine's declining performance, inconsistent power, rough idle, exhaust smoke, knocking noises, rattles, and other maladies that plague...
      by Richard Reina
    • Engines
      May 09, 2018
      How Does An Internal Combustion Engine Work?
      An engine that uses liquid fuel to create energy, such as an internal combustion engine, is basically a large air pump. Cool air is drawn in, mixed with the fuel of...
      by Timothy Zahl
    • Engines
      May 02, 2018
      Glossary Of Engine External Parts
      Internal combustion engines are extremely complex and feature a wide array of components that rotate, pump, pressurize, or seal. Many of these components, while...
      by Timothy Zahl
    • Performance Engine Parts
      April 20, 2018
      What You Need When Rebuilding Or Replacing An...
      So you’ve decided to take on the project of rebuilding or replacing your vehicle’s engine. Modern internal combustion engines are quite complex – with a wide...
      by Richard Reina
    • Shift Knobs
      January 19, 2018
      Shopping Guide – Shift Knobs
      The knob at the end of your gearshift lever probably isn't something that most people notice when getting into your car or truck. But for a minimal cost, it can be. We...
      by Timothy Zahl
    • Running Boards
      November 29, 2017
      Shopping Guide - Running Boards
      Running boards date as far back as the automobile itself, being integrated into car and truck designs until falling out of favor after World War II. With the boom in...
      by Timothy Zahl
    • Off-Road Bumpers
      November 28, 2017
      Shopping Guide – Off Road Bumpers | Custom...
      There's a saying that advises out of all the paths you take in life, it's important to make sure a few of them are dirt. But while dirt can be found most anywhere you...
      by Timothy Zahl
    • Automotive Tools
      August 30, 2017
      What Special Tools Are Available For Exhaust...
      Exhaust work can be challenging. Old parts are usually corroded and difficult to separate, and new ones sometimes need minor fitment adjustments during installation....
      by Timothy Zahl

    Popular Products



    1984 Mercury Marquis Performance Parts Reviews

    Average rating:  4  4 - 2 reviews
    3.5 of 5
    It Was To Small
    It was to small had to take it get fitted and cut down.
    Posted by Charles Barber (Cape Girardeau, MO) / March 13, 20182007 Chevy Avalanche
    Was this review helpful for you? Yes
    View More
    1984 Mercury Marquis Models
    Low Prices Price match guarantee
    In-House Experts We know our products
    Guaranteed Fitment Always the correct part
    Easy Returns Quick & Hassle Free

    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.

    SECURE SHOPPING