1974 Mercury Marquis Performance Headers

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    • (0 reviews)
      # 231279770
      Mercury Marquis 1974, 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)
      # 231279765
      Mercury Marquis 1974, 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)
      # 841782833
      Mercury Marquis Base / Brougham 5.8L 1974, 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 1974, 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)
      # mpn2505993
      Mercury Marquis A Engine VIN Character 1974, 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...
      The finest quality at a great priceEdelbrock carry everything needed to complete the job
      $21.35
    • (0 reviews)
      # 102134761
      Mercury Marquis 1974, 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
      $20.53 - $39.05
    • (0 reviews)
      # 652285845
      Mercury Marquis 1974, 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
      $25.94 - $33.52
    • (0 reviews)
      # mpn358950084
      Mercury Marquis 7.5L with Big Block Ford Engine 1974, 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)
      # 652198855
      Mercury Marquis 1974, 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 1974, 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)
      # 652452918
      Mercury Marquis 1974, 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)
      # 652486811
      Mercury Marquis 1974, 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)
      # mpn4498739779
      Mercury Marquis 7.5L 1974, 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)
      # mpn358503351
      Mercury Marquis 5.8L 1974, 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...
      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
      $29.11
    • (0 reviews)
      # 652234884
      Mercury Marquis 7.5L 1974, 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)
      # 314942809
      Mercury Marquis 1974, 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 retainer and...
      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 A Engine VIN Character with Big Block Ford Engine 1974, 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...
      $6.77
    • (0 reviews)
      # 1022104081
      Mercury Marquis 1974, 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
      $22.55 - $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


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