1968 Mercury Marquis Fuel and Emissions Systems

Below you will find various in-demand Mercury Fuel and Emissions Systems, components and accessories for your 1968 Marquis. Advance Auto Parts has popular Marquis parts like Fuel Tanks, Fuel Pumps, Gas Caps and more. You’ll also find aftermarket and OEM Fuel and Emissions Systems for other Marquis model years including 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986 and more. Select a category of 1968 Mercury Marquis Fuel and Emissions Systems below and start saving instantly.

Popular 1968 Mercury Marquis Fuel and Emissions Systems Categories

Fuel Tank Cleaning Kits

Essential Fuel and Emissions Systems for 1968 Mercury Marquis

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$10.49

This fuel tank sending unit lock ring is designed to help restore the connection between the fuel pump, module and/or sending unit and the fuel tank on specified vehicles. It is engineered to match the performance of the original equipment lock ring when the factory ring has failed or is damaged. Manufactured to precise specifications for specified vehicles, it is made with durable materials for reliable performance and long life.

Product Features:

Direct replacement – this fuel tank sending unit lock ring is designed to help restore the connection between the fuel pump, module and/or sending unit and the fuel tank on specified vehicles
Ideal solution – engineered to match the performance of the original equipment lock ring when the factory ring has failed or is damaged
Durable construction – designed and manufactured to strict specifications for reliable performance
Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

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$14.99

Direct replacement – this fuel tank sending unit lock ring is designed to help restore the connection between the fuel pump, module and/or sending unit and the fuel tank on specified vehicles
Ideal solution – engineered to match the performance of the original equipment lock ring when the factory ring has failed or is damaged
Durable construction – designed and manufactured to strict specifications for reliable performance
Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

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$21.99

Carquest Premium fuel pump tank seals are built by Carter Fuel Systems and Agility Auto Parts, industry leaders in high-quality fuel system components. Carquest Premium offers a complete line of fuel pump tank seals covering a wide variety of North American vehicle applications. Carquest Premium fuel pump tank seals are engineered to meet or exceed all OEM specifications.

Product Features:

Engineered to meet or exceed all OEM specifications.
Precision stamped and are treated with a rust proof finish to ensure durability and strength

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$19.99

New Standard Replacement Fuel Tank Lock Ring, Large Gauge Fuel Level Sensor Hole: 2 5/8 Inch Or 3 5/8 Inch, Includes O-Ring, For 16 And 19 Gallon Tanks

Product Features:

Large Gauge, Fuel Level Sensor Hole, 2 5/8 Inch Or 3 5/8 Inch, Includes O-Ring, For 16 And 19 Gallon Tanks
Meets All Federal Motor Safety Standards
No Drilling Needed For Installation
No Modifications Needed For Installation
Direct Fit Replacement For Your Vehicle
Same Form Fit And Function As OE
Check Out The Large Selection Of Parts Available For Your Vehicle

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$162.99

Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel tanks meet or exceed the performance of the original equipment they replace.

Product Features:

Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE fuel system design expertise
Lock ring included with each tank to reduce installation time and to ensure a complete repair
Made with corrosion resistant, OE approved, Ni Terne steel for durability
Unit is leak tested after production to ensure product in free from fuel and / or evaporative leaks
Each new fuel tank is road tested to ensure real world performance and to verify that each design meets our high standards for quality
Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
Fit tested on the very same vehicle application for which it was developed verifying first-hand that the design fits properly and can be easily installed
Packaged with double-layered foam wrap and heavy-gauge corrugated board to ensure product quality at installation

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$245.99

Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE fuel system design expertise
Lock ring included with each tank to reduce installation time and to ensure a complete repair
Made with corrosion resistant, OE approved, Ni Terne steel for durability
Unit is leak tested after production to ensure product in free from fuel and / or evaporative leaks
Each new fuel tank is road tested to ensure real world performance and to verify that each design meets our high standards for quality
Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
Fit tested on the very same vehicle application for which it was developed verifying first-hand that the design fits properly and can be easily installed
Packaged with double-layered foam wrap and heavy-gauge corrugated board to ensure product quality at installation

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$255.99

This replacement fuel tank is precision-engineered to match the fit and function of the original fuel tank on specified vehicles.

Product Features:

Reliable replacement – this fuel tank directly replaces the original fuel tank on specified vehicle years, makes and models
Durable construction – this fuel tank is made from the same rugged materials as the original part for dependable service
Quality assured – this part has been validated to ensure a quality fit and long service life
Trustworthy design – backed by team of product specialists in the United States

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$154.99

Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE fuel system design expertise
Lock ring included with each tank to reduce installation time and to ensure a complete repair
Made with corrosion resistant, OE approved, Ni Terne steel for durability
Unit is leak tested after production to ensure product in free from fuel and / or evaporative leaks
Each new fuel tank is road tested to ensure real world performance and to verify that each design meets our high standards for quality
Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
Fit tested on the very same vehicle application for which it was developed verifying first-hand that the design fits properly and can be easily installed
Packaged with double-layered foam wrap and heavy-gauge corrugated board to ensure product quality at installation

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$254.99

Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE fuel system design expertise
Lock ring included with each tank to reduce installation time and to ensure a complete repair
Made with corrosion resistant, OE approved, Ni Terne steel for durability
Unit is leak tested after production to ensure product in free from fuel and / or evaporative leaks
Each new fuel tank is road tested to ensure real world performance and to verify that each design meets our high standards for quality
Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
Fit tested on the very same vehicle application for which it was developed verifying first-hand that the design fits properly and can be easily installed
Packaged with double-layered foam wrap and heavy-gauge corrugated board to ensure product quality at installation

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$349.99

This replacement fuel tank is precision-engineered to match the fit and function of the original fuel tank on specified vehicles.

Product Features:

Reliable replacement – this fuel tank directly replaces the original fuel tank on specified vehicle years, makes and models
Durable construction – this fuel tank is made from the same rugged materials as the original part for dependable service
Quality assured – this part has been validated to ensure a quality fit and long service life
Trustworthy design – backed by team of product specialists in the United States

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$27.49

Carquest Premium mechanical fuel pumps are engineered by Carter Fuel Systems or Agility Auto Parts to meet or exceed Original Equipment (OE) specifications for fit, form and function. Every mechanical fuel pump is 100% tested throughout the entire manufacturing process for worry-free performance. Carquest Premium mechanical fuel pumps include the installation gaskets needed for each application. Carquest Premium mechanical fuel pumps are engineered with superior quality components to provide the longest life and reliable performance

Product Features:

Meets or exceeds OE specifications for fit, form and function
Special heat-treated rocker arms and case-hardened pins to ensure lasting performance
All fuel pumps are 100% performance tested
Includes installation gaskets or seals where applicable

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$51.99

Carquest Premium electric fuel pumps are engineered by Carter Fuel Systems or Agility Auto Parts to meet or exceed Original Equipment (OE) specifications for fit, form and function. Our Carquest Premium fuel pumps are built to be installed in the Original Equipment module or assembly. We have invested in industry-leading quality upgrades, like upgraded turbine impellers and 100% carbon commutators, to deliver greater reliability. Carquest Premium electric fuel pumps are engineered with superior quality components to provide the longest life and reliable performance.

Product Features:

Meets or exceeds OE specifications for fit, form and function
100% carbon commutators provide resistance to aggressive fuels and double the life expectancy of the pump
OE upgraded turbine impellers greatly reduce fuel pulsation
All fuel pumps are 100% performance tested

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$32.99

Meets or exceeds OE specifications for fit, form and function
Special heat-treated rocker arms and case-hardened pins to ensure lasting performance
All fuel pumps are 100% performance tested
Includes installation gaskets or seals where applicable

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$26.99

Meets or exceeds OE specifications for fit, form and function
Special heat-treated rocker arms and case-hardened pins to ensure lasting performance
All fuel pumps are 100% performance tested
Includes installation gaskets or seals where applicable

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$190.99

Edelbrock part #1724 Performer RPM Series fuel pump is for 352-428 FE Ford designed for use with all Edelbrock carburetors used in Performer or Performer RPM applications. These high-performance’s street Fuel Pumps feature a high quality three stage polis

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$58.99

Delphi is a Tier 1 supplier to the majority of global vehicle manufacturers and has been a manufacturer of dependable fuel pumps and fuel delivery parts for over 80 years. With over 30 OE-proprietary innovations and 150 patents in fuel technologies, Delphi is regarded as a market leader in North American fuel management with sales coverage at over 95%. Learn more about our expert-led training programs and tech hotline at 1-877-463-3574. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.

Product Features:

Delphi is a global OE manufacturer and all fuel pumps are built to Delphi’s OE standards
Delphi pumps are designed to operate under extreme temperatures with quick engine starts and to avoid low-fuel hesitation, including alcohol fuels and blends
Improved pump performance as a result of Delphi’s innovative design and durability
Restores fast pressure performance and system integrity, translating to better pumping through less energy
Part is validated, tested and matched to the right vehicle application
Lower amperage draws less load on vehicle’s electrical system
Always be sure to check and clean fuel tank to avoid unnecessary returns
Always replace the fuel strainer when doing a fuel pump repair

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$15.99

Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:

Passes all state and federal emissions tests
Manufactured from durable, long-life materials
Reduces air pollution with proper sealing and venting
Independently tested for emission control

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$22.99

Product Features:

Protects your fuel from theft and vandalism
Protects your fuel from theft and vandalism
Passes all state and federal emissions tests
Manufactured from durable, long-life materials
Reduces air pollution with proper sealing and venting
Independently tested for emission control

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$23.99

Product Features:

Protects your fuel from theft and vandalism
Protects your fuel from theft and vandalism
Passes all state and federal emissions tests
Manufactured from durable, long-life materials
Reduces air pollution with proper sealing and venting
Independently tested for emission control

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$16.99

Product Features:

Passes all state and federal emissions tests
Passes all state and federal emissions tests
Manufactured from durable, long-life materials
Reduces air pollution with proper sealing and venting
Independently tested for emission control

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$10.99

Passes all state and federal emissions tests
Manufactured from durable, long-life materials
Reduces air pollution with proper sealing and venting
Independently tested for emission control

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$22.99

Protects your fuel from theft and vandalism
Passes all state and federal emissions tests
Manufactured from durable, long-life materials
Reduces air pollution with proper sealing and venting
Independently tested for emission control

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$12.49

When replacing a fuel pump or module, it’s extremely important to clean the tank. Existing dirt, debris, and contamination stuck in the fuel tank can clog the brand-new strainer. Delphi’s Fuel Tank Cleaning Kit (FC01) and Tool (FC02) can help clean your fuel tank in less than five minutes. The FC01 includes a low-suds solution, cloth, and gloves that works together with the FC02 to help clean those hard to reach places without having to remove the fuel tank. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.

Product Features:

Helps avoid premature fuel pump failure
Lint free towel included
Low suds formulation
Removes harmful contaminants from the fuel tank

Upgrade your 1968 Mercury Marquis with Top-Quality Fuel and Emissions Systems

When it comes to maintaining or upgrading your 1968 Mercury Marquis, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Mercury or enhancing its overall performance, Fuel and Emissions Systems are key to keeping your Marquis functioning at its best. At Advance Auto Parts, we offer a wide selection of 10 Fuel and Emissions Systems for the 1968 Mercury Marquis, designed to meet your needs without breaking the bank. From Fuel Tank replacements to Fuel Pumps upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Fuel and Emissions Systems for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Fuel and Emissions Systems for your 1968 Mercury Marquis at great prices. Our Fuel and Emissions Systems inventory for this model ranges from just $10.49 to $347.99, with an average price of $83.74. Our 10 Fuel and Emissions Systems in stock come from 7 trusted brands, so you’re sure to find the right part for your 1968 Mercury Marquis without overspending.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Fuel and Emissions System upgrades. Explore related part types like Batteries and Chargers, Fluids and Chemicals and more to make sure your 1968 Mercury Marquis is always ready to roll. We’re committed to providing you with everything you need to keep your Marquis in top shape, all in one place. Start shopping confidently below for your 1968 Mercury Marquis!

Best-Selling Fuel Tanks for 1968 Mercury Marquis

Enhance the driving experience in your Mercury with 3 quality Fuel Tank components, starting at $10.49.

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$10.49

Direct replacement – this fuel tank sending unit lock ring is designed to help restore the connection between the fuel pump, module and/or sending unit and the fuel tank on specified vehicles
Ideal solution – engineered to match the performance of the original equipment lock ring when the factory ring has failed or is damaged
Durable construction – designed and manufactured to strict specifications for reliable performance
Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

from

$12.49

Helps avoid premature fuel pump failure
Lint free towel included
Low suds formulation
Removes harmful contaminants from the fuel tank

from

$347.99

Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE fuel system design expertise
Lock ring included with each tank to reduce installation time and to ensure a complete repair
Made with corrosion resistant, OE approved, Ni Terne steel for durability
Unit is leak tested after production to ensure product in free from fuel and / or evaporative leaks
Each new fuel tank is road tested to ensure real world performance and to verify that each design meets our high standards for quality
Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
Fit tested on the very same vehicle application for which it was developed verifying first-hand that the design fits properly and can be easily installed
Packaged with double-layered foam wrap and heavy-gauge corrugated board to ensure product quality at installation

Most Popular 1968 Mercury Marquis Fuel Pumps

Customize your Mercury with 5 Fuel Pumps products like Fuel Pumps, all priced under $201.99.

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$69.99

Gravity fed type pump with simple two-wire design. Works on 12 Volt negative ground systems only. Includes fittings and mounting hardware along with easy to follow DIY instructions. Pumps require approximately one amp average draw at maximum delivery. Flows 35 GPH (gallons per hours at 4-7 PSI (pounds per square inch). Universal design for most domestic 4, 6, & 8-cylinder carburetor applications.

Product Features:

Solid-state Worry Free Electronics
Internal Pressure Regulating
Universal Design Allows For Easy Installation
No DiaphraGMs Or Mechanical Parts To Wear Out
They Make An Excellent Fuel Transfer or Booster Pump
Not designed for use on aircraft of any type.
Hose Barbs Fit 5/16″ Fuel Hose
Self-priming, 2 wire design
Eliminates vapor lock and flooding

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$32.99

Meets or exceeds OE specifications for fit, form and function
Special heat-treated rocker arms and case-hardened pins to ensure lasting performance
All fuel pumps are 100% performance tested
Includes installation gaskets or seals where applicable

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$201.99

Meets or exceeds OE specifications for fit, form and function
Special heat-treated rocker arms and case-hardened pins to ensure lasting performance
All fuel pumps are 100% performance tested
Includes installation gaskets or seals where applicable

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$190.99

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$62.99

New Platinum Pro Fuel Pump Module

Product Features:

Meets All Federal Motor Safety Standards
No Drilling Needed For Installation
No Modifications Needed For Installation
Direct Fit Replacement For Your Vehicle
Same Form Fit And Function As OE
Check Out The Large Selection Of Parts Available For Your Vehicle

Top Picks for 1968 Mercury Marquis Gas Caps

Upgrade Mercury Marquis with top-quality Gas Caps parts, including 2 OEM and aftermarket selections for your 1968 model.

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from

$10.99

Passes all state and federal emissions tests
Manufactured from durable, long-life materials
Reduces air pollution with proper sealing and venting
Independently tested for emission control

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$28.99

Protects your fuel from theft and vandalism
Passes all state and federal emissions tests
Manufactured from durable, long-life materials
Reduces air pollution with proper sealing and venting
Independently tested for emission control

FAQs for 1968 Mercury Marquis Fuel and Emissions Systems

Which Fuel and Emissions Systems are best-sellers for 1968 Mercury Marquis?

Out of 10 Fuel and Emissions Systems that fit 1968 Mercury Marquis, the following parts are the top sellers:

Fuel Tank Cleaning Kit (11692237) – $12.49
Locking Fuel Cap: 10491, Push In, Direct Fit, Provides Tight Seal, 1 Pack (18481448) – $28.99
Fuel Pump Lock Ring (22972944) – $10.49

What’s the price range for 1968 Mercury Marquis Fuel and Emissions Systems?

Fuel and Emissions System prices for the 1968 Mercury Marquis start at $10.49 and go up to $347.99 for the most premium parts.

What’s the average price of a Fuel and Emissions System for a 1968 Mercury Marquis?

The average price for Fuel and Emissions Systems for the 1968 Mercury Marquis is $83.74. Keep in mind the variety of part types within our Fuel and Emissions System category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Fuel and Emissions Systems for other Mercury Marquis model years?

Yes, we currently carry Fuel and Emissions Systems for 18 model years of Mercury Marquis between 1967 and 1986. Fuel and Emissions Systems are bought most frequently for the following model years: 1986, 1985, 1984, 1983, 1982, 1981, 1980, 1979, and 1978.

What are the cheapest Fuel and Emissions Systems for my 1968 Mercury Marquis?

The cheapest 1968 Mercury Marquis Fuel and Emissions Systems we carry in stock are:

Fuel Pump Lock Ring (22972944) – $10.49
Fuel Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (18481485) – $10.99
Fuel Tank Cleaning Kit (11692237) – $12.49
Locking Fuel Cap: 10491, Push In, Direct Fit, Provides Tight Seal, 1 Pack (18481448) – $28.99
Mechanical Fuel Pump 2541145: Includes Gasket (11763858) – $32.99

What are the top-rated Fuel and Emissions Systems that fit the 1968 Mercury Marquis?

Out of 240 reviews by customers, our 1968 Mercury Marquis Fuel and Emissions Systems have an average customer rating of . These are some of the highest-rated Fuel and Emissions System types for the 1968 Mercury Marquis and their top-rated products:

Gas Caps
- Fuel Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (18481485) – $10.99
Fuel Tanks
- Fuel Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (18481485) – $10.99
Fuel Pumps
- Fuel Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (18481485) – $10.99

What types of Fuel and Emissions Systems do you sell for my 1968 Mercury Marquis?

As of 11/2/25, these are some of the most in-demand types of Fuel and Emissions Systems for a 1968 Mercury Marquis:

Can I get help with 1968 Mercury Marquis Fuel and Emissions System orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Mercury Fuel and Emissions Systems and more.

What is your return policy for Mercury Marquis Fuel and Emissions Systems?

Advance Auto Parts keeps returns simple. For new Mercury Marquis Fuel and Emissions Systems and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.

1968 Mercury Marquis Fuel and Emissions Systems

Dorman – Fuel Pump Lock Ring (Part No.579-003)

Dorman – Fuel Pump Lock Ring (Part No.579-004)

Carquest Premium – Fuel Tank Lock Ring (Part No.LO1511469)

KAI – Fuel Tank Lock Ring (Part No.SPILO04)

Spectra Premium – Fuel Tank (Part No.F2C)

Spectra Premium – Fuel Tank (Part No.F27C)

Dorman – Steel Fuel Tank (Part No.576-161)

Spectra Premium – Fuel Tank (Part No.F18)

Spectra Premium – Fuel Tank (Part No.F27A)

Dorman – Steel Fuel Tank (Part No.576-136)

Carquest Premium – Mechanical Fuel Pump 360582: Includes Gasket (Part No.360582)

Carquest Premium – Electric Fuel Pump: 21.0 gal/h Minimum Flow Rating (Part No.E319609)

Carquest Premium – Mechanical Fuel Pump 2541142: Includes Gasket (Part No.2541142)

Carquest Premium – Mechanical Fuel Pump 260585: Includes Gasket (Part No.260585)

Edelbrock – Performer RPM Series fuel pump is for 352-428 FE Ford (Part No.1724)

Delphi – Electric Fuel Pump: With Hose Clamps, Hose Piece, Isolator, Seals (Part No.FE0065)

Carquest Premium – Gas Cap: Twist On, Reduces Air Pollution, 1 Pack (Part No.10817)

Carquest Premium – Locking Fuel Tank Cap (Part No.10507)

Carquest Premium – Locking Fuel Tank Cap (Part No.10591)

Carquest Premium – Non-Locking Fuel Tank Cap (Part No.10819)

Carquest Premium – Fuel Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10810)

Carquest Premium – Locking Fuel Cap: Push In, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10582)

Delphi – Fuel Tank Cleaning Kit (Part No.FC01)

Dorman – Fuel Pump Lock Ring (Part No.579-003)

Delphi – Fuel Tank Cleaning Kit (Part No.FC01)

Spectra Premium – Fuel Tank (Part No.F47A)

Mr. Gasket – Electric Fuel Pump (Part No.12S)

Carquest Premium – Mechanical Fuel Pump 2541145: Includes Gasket (Part No.2541145)

Carquest Premium – Mechanical Fuel Pump 3542725: Includes Gasket (Part No.3542725)

Edelbrock – Performer RPM Series fuel pump is for 352-428 FE Ford (Part No.1724)

KAI – Fuel Pump Module Assembly (Part No.FMD010083)

Carquest Premium – Fuel Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10640)

Carquest Premium – Locking Fuel Cap: 10491, Push In, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10491)