1978 Mercury Marquis Performance Headers

Show items:
Sort by:
Select Engine
  • Select Engine
  • 5.8L
  • 6.6L
  • 7.5L
    • (0 reviews)
      # mpn359116179
      Mercury Marquis 5.8L Windsor Engine with Ford Small Block Engine 1978, IMCA Modified Steel Long Tube Exhaust Headers by Schoenfeld Headers®. Primary Tubing Diameter: 1.75". Collector Length: 8". Header Coating: Painted. Header Style:...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $271.78
    • (0 reviews)
      # mpn359116180
      Mercury Marquis 5.8L Windsor Engine with Ford Small Block Engine 1978, Stock Clip Crossover Exhaust Headers by Schoenfeld Headers®. Primary Tubing Diameter: 1.625". This top-notch product by Schoenfeld Headers is made to give that extra...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $292.18
    • (0 reviews)
      # mpn630006909
      Mercury Marquis 5.8L 1978, Real-Seal™ Aluminum Exhaust Header Gaskets by Flowtech®. Emissions: CARB compliant. Material: Aluminum. Flowtech REAL-SEAL header and collector gaskets are a revolutionary break-through in exhaust sealing...
      Multi-Layer “Dead Soft” aluminum conforms to create a leak-proof sealWill not burn or blow out
      $48.17
    • (0 reviews)
      # mpn1964891
      Mercury Marquis Brougham 5.8L For Stock/Aftermarket CNC Ported Aluminum Heads 1978, Premium Graphite Header Gasket Set by BBK®. Primary Tubing Diameter: 1.75". Material: Graphite. These premium steel core graphite gaskets are flexible...
      Provides a long lasting, leak-proof sealFlexible graphite will conform to surface irregularities and won't stick to headers or cylinder head
      $39.99
    • (0 reviews)
      # 102134879
      Mercury Marquis 1978, Exhaust Gasket Set by Mr. Gasket®. Whatever exhaust system you install on your engine, whether it's a set of chromed headers or simply a set of cleaned up flat black rams horn manifolds, you'll need gaskets and...
      Gaskets for every application, from mild to wildAluminum, copper or steel gaskets
      $18.36 - $39.05
    • (0 reviews)
      # 231279870
      Mercury Marquis 1978, Ultra-Seal™ Exhaust Gasket Set by Mr. Gasket®. Whatever exhaust system you install on your engine, whether it’s a set of chromed headers or simply a set of cleaned up flat black rams horn manifolds, you’ll...
      Gaskets for every application, from mild to wildAluminum, copper or steel gaskets
      $23.77 - $33.52
    • (0 reviews)
      # mpn2505993
      Mercury Marquis 7.5L 1978, Exhaust Gasket Set by Edelbrock®. Any gasket can create a seal, but a good gasket can do it with less clamping force, and for a longer period of time. Edelbrock's gaskets are not only manufactured from...
      The finest quality at a great priceEdelbrock carry everything needed to complete the job
      $21.35
    • (0 reviews)
      # 564671735
      Mercury Marquis Base / Brougham 5.8L 1978, Exhaust Manifold Gasket by Cometic Gasket®. This state-of-the-art exhaust product combines advanced materials with the most current manufacturing processes to provide custom-tailored solutions...
      Backed by unsurpassed quality and solid workmanshipWill deliver exceptional performance you expect to get
      $21.45 - $35.86
    • (0 reviews)
      # mpn358507493
      Mercury Marquis 7.5L 1978, Multi-Layer Steel Exhaust Header Gasket by Cometic Gasket®. Material: Multi-Layer Steel. Exhaust Gaskets are designed for extreme cylinder pressures. MLS Exhaust Manifold Gaskets maintain a torque set and...
      Made of High Quality MaterialsBuilt to Last
      $39.64
    • (0 reviews)
      # mpn358950084
      Mercury Marquis 7.5L with Big Block Ford Engine 1978, Oval Port Header Flange Kit by Patriot Exhaust®. Header Flange made from Steel. Patriot Exhaust's machined header flange kits are available for many popular engine families. 1 Pair....
      Precision machined flangeBuilt of High quality materials
      $46.61
    • (0 reviews)
      # 652426868
      Mercury Marquis 1978, Graph-Flex™ Exhaust Header Gaskets by Percy's High Performance®. These extreme high-temperature gaskets are well-suited for highly-modified engines: turbocharged, supercharged, nitrous or fuel. This is a premium,...
      Malleable stainless steel metal coreWill survive 2000°F exhaust temperatures for extended periods
      $23.97
    • (0 reviews)
      # 652605836
      Mercury Marquis 7.5L 1978, HTR Collector Gaskets by Percy's High Performance®. This products is an OEM and Performance company that was built on its founding heritage supported by a tradition of Legendary Quality. Designed utilizing the...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $18.77
    • (0 reviews)
      # 652659835
      Mercury Marquis 1978, Seal-4-Good™ Exhaust Header Gaskets by Percy's High Performance®. The Percy's Seal-4-Good Reusable Flange Gaskets are multi-layered and made from a special "Dead Soft" Aluminum, which conforms to header flanges...
      Multi-layered for excellent conformability and sealSeals even imperfect flanges
      $33.24 - $34.79
    • (0 reviews)
      # 652354845
      Mercury Marquis 1978, XX Carbon™ Exhaust Header Gaskets by Percy's High Performance®. These extreme high-temperature gaskets are well-suited for highly-modified engines: turbocharged, supercharged, nitrous or fuel. This is a premium,...
      Malleable stainless steel metal coreWill survive 2000°F exhaust temperatures for extended periods
      $21.77
    • (0 reviews)
      # 262496102
      Mercury Marquis 1978, Exhaust Header Gaskets by Remflex®. Remflex's unique flexible graphite material has been proven for more than 30 years in industrial applications, where temperatures routinely exceed 2,000 degrees - day after day,...
      Designed to crush 50%.This allows them to fill gaps in the flange surface up to 1/16"3,000 degrees F - far exceeding that of any vehicle's exhaust system temperature
      $24.86 - $31.24
    • (0 reviews)
      # 231279801
      Mercury Marquis 1978, Exhaust Header Copper Gasket by Big End Performance®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will...
      Designed to boost your vehicle's performanceMade from high-quality materials
      $31.98 - $44.25
    • (0 reviews)
      # mpn4498739779
      Mercury Marquis 7.5L 1978, Exhaust Header Gaskets by Racing Power Company®. Made of solid, thick copper. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design...
      One-of-a-kind style will help customize your autoWill deliver unparalleled levels of durability
      $37.66
    • (0 reviews)
      # 652234884
      Mercury Marquis 7.5L 1978, Vibe-Lock Header Bolt Kit by Percy's High Performance®. This product is made from high-grade materials to meet the strictest standards of high quality. Designed with the utmost care and attention to detail,...
      Built to match your exact requirementsHigh quality you can rely on
      $74.26 - $96.37
    • (0 reviews)
      # 314942845
      Mercury Marquis 6.6L / 7.5L 1978, Header Locking Bolt Kit by Stage 8®. Stage 8 locking fastener solutions are fail-safe when used and installed as directed. They are removable and reusable and can be visually inspected; if the locking...
      Thoughtfully designed for the highest efficiency and safetyWill provide more breakaway torque than any other locking system
      $20.00 - $69.06
    • (0 reviews)
      # mpn358727069
      Mercury Marquis 7.5L with Big Block Ford Engine 1978, Standard Head Exhaust Header Bolts by Trans-Dapt®. This Trans-Dapt product is just the option for you in case you want to get the most out of your auto. It is made from first-rate...
      $6.77
    • (0 reviews)
      # mpn2072494763
      Mercury Marquis 5.8L / 6.6L 1978, Cast Iron Exhaust Manifold by Dorman®. Position: Driver Side. Emissions: CARB compliant. Color: Natural. Header Coating: Uncoated. This product is made of high-quality materials to serve you for years...
      High Quality tubular construction protects against warping and/or crackingLeak-resistant for long-lasting performance
      $93.95
    • (0 reviews)
      # 231279809
      Mercury Marquis 1978, Exhaust Manifold Gasket Set by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the...
      Direct OEM replacement for a proper fitEnsures reliable sealing performance
      $7.59 - $21.80
    • (0 reviews)
      # mpn1143023943
      Mercury Marquis 5.8L Windsor Engine 1978, Exhaust Manifold Gasket Set by Apex Auto®. Designed utilizing the latest technology, this product by Apex Auto features premium quality and will perform better than advertised. Perfect for your...
      Quick accurate delivery with excellent fill-rateExcellent inventory availability
      $5.84
    • (0 reviews)
      # mpn1151262300
      Mercury Marquis 5.8L 1978, Exhaust Manifold Gasket Set by DNJ Engine Components®. Get this top-grade quality replacement for your worn out part from DNJ. Expertly crafted from premium materials, this product is of the finest quality to...
      Designed to restore your vehicle's original performanceProvides superior sealing performance
      $7.80
    • (0 reviews)
      # 276267920
      Mercury Marquis 5.8L / 6.6L 1978, Metal Exhaust Manifold Hardware Kit by Dorman®. Material: Metal. Dorman manifold bolt and spring kits are just what you need to secure the front flange. Dorman offers products like fasteners and...
      Direct replacement for a proper fitBuilt to Last
      $6.90 - $8.88
    • (0 reviews)
      # 1022541107
      Mercury Marquis 1978, Graphite Exhaust Manifold Gasket Set by Victor Reinz®. High Performance Gasket Material: Graphite. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art...
      High quality at an affordable priceExpertly made from premium materials
      $21.91 - $23.74
    • (0 reviews)
      # 781513773
      Exhaust Flanges by Kooks®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this product by Kooks will last a lifetime. It will meet...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $13.17 - $85.49
    • (0 reviews)
      # 231279799
      Mercury Marquis 1978, Cast Iron Exhaust Manifold by ATP®. Position: Driver Side. Emissions: EPA compliant. Color: Natural. Header Coating: Uncoated. ATP Graywerks Exhaust Manifolds are a high quality OE replacement alternative. Each...
      Manufactured to OE design ensuring manifold will line up and flow like the original unitHigh grade metallurgy resists fatigue cracking and breakage
      $88.51


    Related 1978 Mercury Marquis Pages
    1978 Mercury Marquis Models
    Low Prices Price match guarantee
    Guaranteed Fitment Always the correct part
    In-House Experts We know our products
    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