1981 Mercury Grand Marquis Fuel and Emissions Systems

Essential 1981 Mercury Grand Marquis Fuel and Emissions Systems

Carquest Premium – Secondary Air Injection Pump Check Valve (Part No.CVC1031)

Secondary Air Injection Pump Check Valve

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$39.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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DENSO – Oxygen Sensor: 3 Wire, 11.77" Long, Heated, Universal Fit (Part No.234-3000)

Oxygen Sensor: 3 Wire, 11.77" Long, Heated, Universal Fit

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$74.99
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision built for exact replacement, and a first time fit; This innovative line features DENSO’s exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.

Product Features:
  • Specifically designed to meet the increasing demands of today’s engines
  • 100% checked for high temperature signal output, air tightness, continuity, and heat resistance for optimal efficiency and performance
  • Coated with aluminum oxide to prevent silicone and lead from contacting the ceramic element and damaging the platinum electrode
  • Double protection cover helps maintain proper unit temperature for quicker response times, which is critical to your vehicle’s fuel efficiency
  • Manufactured with a rugged stainless steel housing and porous PTFE filter to resist corrosion and contamination
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Felpro – Fuel Pump Mounting Gasket (Part No.6579)

Fuel Pump Mounting Gasket

from

$2.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Walker Products – Air Charge Temperature Sensor (Part No.C6000352505WKR)

Air Charge Temperature Sensor

from

$25.06
The Walker Air Charge Temperature Sensor is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium Original Equipment replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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Carquest Premium – Ported Vacuum Switch (Part No.ECA1537)

Ported Vacuum Switch

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$52.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Carquest – Fuel Tank Straps (Includes 2 Straps) (Part No.578-127)

Fuel Tank Straps (Includes 2 Straps)

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$40.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel tank straps 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 expertise
  • Direct fit ensures safe, secure fuel tank installation
  • Product individually packaged and labeled to help reduce product damage prior to installation
  • Industry leading coverage on straps for plastic tanks
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Delphi – Fuel Tank Cleaning Kit (Part No.FC01)

Fuel Tank Cleaning Kit

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$12.49
To perform a complete fuel pump replacement, clean the tank every time. Order the Delphi Fuel Tank Cleaning Kit (Part FC01). Remember, the original pump went into a clean fuel tank, to ensure the same level of performance, the new pump should too. 100 ye

Product Features:
  • Helps avoid premature fuel pump failure
  • Lint free towel included
  • Low suds formulation
  • Removes harmful contaminants from the fuel tank
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Carquest – Engine Coolant Temperature Sensor Connector (Part No.PT5750)

Engine Coolant Temperature Sensor Connector

from

$45.05
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • Our ignition coils use 100% pure copper windings in the primary and secondary bobbins to improve durability and provide higher resistance to internal shorts and dielectric breakdown
  • Our premium ignition coils consist of a special blended formula for the best performance, longest life and better heat dissipation
  • A full E-Lam core of silicon steel and solid brass high voltage terminals protects against corrosion. Our ignition coils are built for maximum output voltage
  • Primary and Secondary windings feature enamel magnet wire for the highest temperature rating in the aftermarket
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
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Motorad – Tethered Gas Cap: Non-Locking, Original Equipment Manufacturer, Reduces Air Pollution, 1 Pack (Part No.MGC817T)

Tethered Gas Cap: Non-Locking, Original Equipment Manufacturer, Reduces Air Pollution, 1 Pack

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$23.99
Experience uncompromising quality and emissions compliance with these tethered fuel caps. Manufactured with top-tier materials and rigorous production and safety standards adhering to Original Equipment Manufacturer guidelines. Designed meticulously to meet both state and federal emissions requirements, it ensures environmental responsibility. With its specifically engineered pressure and vacuum relief valves, fuel evaporation becomes a thing of the past. Bid farewell to the risk of losing up to 30 gallons of precious gasoline over a year due to a leaking fuel cap. Trust in our superior construction to safeguard your fuel and contribute to a greener future.
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NTK – Air Charge Temperature Sensor (Part No.EF0016)

Air Charge Temperature Sensor

from

$30.99
The Engine Coolant Temperature Sensor determines the exact temperature of the engine coolant by sending an analog signal to the ECM to censure proper air/fuel ratio along with proper operation of the cooling fan(s) and temperature gauge. The Engine Coolant Temperature Sensor may be located on the cylinder head, engine block, thermostat housing or intake manifold. Reasons for replacement include: check engine light illumination, erratic or no temperature gauge operation, erratic or no cooling fan operation, and engine overheating.

Product Features:
  • OE MATCHED: Wires and probe length match OE. Mounting clip(s) included where applicable
  • FASTER RESPONSE TIME: Thermal conductive grease inside brass housing increases sensor response time
  • THE NTK DIFFERENCE: Thread sealant/o-ring installed where applicable. Thermistor placement within the housing matches OE to ensure proper output. Proper thermal conductive grease to provide accurate temperature transfer to the thermistor
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Motorcraft – Idle Control Valve Gasket (Part No.C4063195642MTR)

Idle Control Valve Gasket

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$6.65
With today’s complex automotive engines, it’s even more critical to have the right sealing components for accurate pressure relief and gasket sealing.

Product Features:
  • Wide range available in precut sizes
  • Available plain or backed with adhesive
  • Bulk gasket material available for custom cutting by hand
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Dorman – Help – Idle Air Valve Gaskets (Part No.90102)

Idle Air Valve Gaskets

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$4.79
This fuel injection idle air control valve gasket is designed to match the fit and function of the original gasket on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this fuel injection idle air control valve gasket is designed to match the fit and function of the original gasket on specified vehicles
  • Restores functionality – this gasket is made to fit and fully restore part functionality after the original gasket fails
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Mahle – Mahle EGR Valve Gasket (Part No.B7100227279MAH)

Mahle EGR Valve Gasket

from

$4.31
MAHLE Original gaskets provide world class sealing products trusted by OEM’s and Technicians around the globe. All MAHLE Original gaskets meet or exceed the original equipment specifications providing the finest sealing products available.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application-specific design ensures a perfect fit
  • MAHLE Original gaskets is the leader in Domestic, Asian and European applications
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Edelbrock – EGR Valve Gasket #3896 For #3721, #3723, #3781, And #3783 Manifolds 2V (Part No.3897)

EGR Valve Gasket #3896 For #3721, #3723, #3781, And #3783 Manifolds 2V

from

$21.99
Product Features:
  • Core Reinforced Composite Material
  • Works With Edelbrock Manifold Part #3721, #3723, #3781, #3783
  • OEM Replacement
  • 2-Barrel
  • Made In The USA
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Cardone – Smog Air Pump (Part No.32-291)

Smog Air Pump

from

$331.99
CARDONE Remanufactured Smog Pumps are engineered for quick installation and no comebacks. These pumps come with all necessary components for easy installation, while other brands leave out integral components, such as inlets and outlets that commonly break during installation. CARDONE engineers pay special attention to proper vane size and shape on each application to maintain proper flow, while other brands consolidate vane sizes for their own convenience.

Product Features:
  • 100% testing of all units guarantees reliable performance every time
  • High temperature grease extends bearing life, resulting in longer pump life
  • New carbon shoes/vanes on every unit ensure accurate air output to meet today’s stringent emissions standards
  • Guaranteed fit and function
  • Meets or exceeds O.E.M performance
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Cardone – Smog Air Pump (Part No.32-620)

Smog Air Pump

from

$106.99
CARDONE Remanufactured Smog Pumps are engineered for quick installation and no comebacks. These pumps come with all necessary components for easy installation, while other brands leave out integral components, such as inlets and outlets that commonly break during installation. CARDONE engineers pay special attention to proper vane size and shape on each application to maintain proper flow, while other brands consolidate vane sizes for their own convenience.

Product Features:
  • 100% testing of all units guarantees reliable performance every time
  • High temperature grease extends bearing life, resulting in longer pump life
  • New carbon shoes/vanes on every unit ensure accurate air output to meet today’s stringent emissions standards
  • Guaranteed fit and function
  • Meets or exceeds O.E.M performance
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Dorman – Fuel Tank Vent Rollover Valve (Part No.911-060)

Fuel Tank Vent Rollover Valve

from

$27.99
This fuel tank vent valve is designed to match the fit and function of the original valve on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this fuel tank vent valve is designed to match the fit and function of the original valve on specified vehicles
  • Restores functionality – this valve is made to fit and fully restore part functionality after the original valve fails
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Holley – Mechanical Fuel Pump (Part No.12-289-11)

Mechanical Fuel Pump

from

$165.99
Mechanical fuel pump made from heavy duty construction for continuous high RPM operation. Fuel body casting can be rotated to accommodate various plumbing situations. Fuel pressure regulator is not required.

Product Features:
  • High Output Fuel Flow
  • Flows 110 gph Free Flow
  • Shutoff Pressure Pre-Set From 6.5 To 8 PSI
  • Fuel Pressure Regulator Is Not Required
  • Heavy Duty Construction For Continuous High rpm Operation
  • Fuel Body Casting Can Be Rotated For Plumbing Situations
  • Inlet And Outlet Tapped For 3/8 in. NPT
  • Inlet/Outlet Tapped For 3/8 in. NPT
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Carquest Premium – Fuel Pump Includes Wiring Harness and Strainer (Part No.E219650)

Fuel Pump Includes Wiring Harness and Strainer

from

$87.99
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 Origina

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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Carquest Premium – Electric Fuel Pump Inertia Switch (Part No.SBA4426)

Electric Fuel Pump Inertia Switch

from

$84.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Dorman – 5-Wire Ford Fuel Pump Relay (Part No.84701)

5-Wire Ford Fuel Pump Relay

from

$13.99
This fuel pump harness connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this fuel pump harness connector matches the appearance and function of the factory hardware on specified applications
  • Ideal solution – this connector is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Carquest Premium – Fuel Pump Harness Connector (Part No.PTA1103)

Fuel Pump Harness Connector

from

$8.29
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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Dorman – Fuel Pump Lock Ring (Part No.579-003)

Fuel Pump Lock Ring

from

$9.99
Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock. Made of durable materials for reliable service.

Product Features:
  • Direct replacement – this fuel tank sending unit lock ring is made to match the fit and performance of the original ring on specific vehicle applications
  • Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Delphi – Fuel Tank Lock Ring (Part No.FA10008)

Fuel Tank Lock Ring

from

$18.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part, comprehensive portfolio for a wide range of vehicles and model years.

Product Features:
  • Delphi lock rings are designed to meet or exceed the performance of the original unit
  • Made out of steel to endure harsh conditions
  • Each lock ring is application specific to ensure the fuel system is locked in and seals properly
  • Always consider replacing the lock ring as a part of fuel pump service
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Carquest Premium – Fuel Tank Lock Ring (Part No.LO1511469)

Fuel Tank Lock Ring

from

$32.99
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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KAI – Fuel Tank (Part No.FTK010658)

Fuel Tank

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$244.99
New Platinum Pro Fuel Tank 4.6Ltr V8, 19 Gallons, With Roll-Over Valve

Product Features:
  • 19 Gallons, With Roll-Over Valve
  • 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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KAI – Fuel Tank (Part No.FTK010111)

Fuel Tank

from

$216.99
New Platinum Pro Fuel Tank 20 Gallon

Product Features:
  • 20 Gallon, Includes Lock Ring Kit
  • 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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Spectra Premium – Fuel Tank (Part No.F42B)

Fuel Tank

from

$278.99
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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1981 Mercury Grand Marquis Fuel and Emissions Systems

You count on your 1981 Mercury Grand Marquis to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Fuel and Emissions Systems. With 43 Fuel and Emissions Systems ranging in price from $1.99 to $331.99, you’re sure to find everything you need for your 1981 Mercury Grand Marquis.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 13 different brands like Felpro, Delphi, and Dorman. 1981 Mercury Grand Marquis Fuel and Emissions Systems start as low as $1.99!

One of the best ways to find top quality OEM or aftermarket Fuel and Emissions Systems is by asking professionals. Short of that, you can shop with confidence thanks to our 546 extensive product reviews on 1981 Mercury Grand Marquis Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are Fuel Sending Unit Retainer Kit with 3.8 stars and Fuel Sending Unit Retainer Assortment with 4.7 stars.

Did we mention you can order your Fuel and Emissions Systems from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Fuel and Emissions Systems inventory for your 1981 Mercury Grand Marquis below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 1981 Mercury Grand Marquis

Trusted Fuel and Emissions Systems OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1981 Mercury Grand Marquis running right for years to come. In our inventory you’ll find brands like Felpro, Delphi, Dorman, and even more.

Popular Felpro Fuel and Emissions Systems

You’ll find popular Felpro brand products across Fuel Pumps. All are waiting to get your 1981 Mercury Grand Marquis back on the road. Some of the top-rated Felpro products in these categories are:
Fuel Pump Mounting Gasket
from $2.99
(26)
Fuel Pump Mounting Gasket
Fuel Pump Block-Off Plate Gaskets

Top-Rated Fuel and Emissions Systems


If are what you’re looking for, our inventory holds plenty. We stock brand Fuel and Emissions Systems for your 1981 Mercury Grand Marquis, and some of our most reviewed parts include:
Electric Fuel Pump
from $64.99
(37)
Electric Fuel Pump
Fuel Pumps

FAQs for 1981 Mercury Grand Marquis Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 1981 Mercury Grand Marquis?

Out of 43 Fuel and Emissions Systems for the 1981 Mercury Grand Marquis, the most popular in our inventory are:
Fuel Tank Cleaning Kit
from $12.49
This product is not rated
Fuel Tank Cleaning Kit
Fuel Tank Cleaning Kits
Fuel Tank Vent Rollover Valve
from $27.99
This product is not rated
Fuel Tank Vent Rollover Valve
Fuel Tank Vent Valves

What are the top-rated 1981 Mercury Grand Marquis Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 1981 Mercury Grand Marquis based on customer reviews/ratings are:
Fuel Sending Unit Retainer Kit
from $14.49
(4)
Fuel Sending Unit Retainer Kit
“squared seal like original,not a round O ring like some mfgs try to sell you. works great”
Fuel Sending Unit Retainer Assortment
from $17.29
(3)
Fuel Sending Unit Retainer Assortment
“As described”
Fuel Cap: 10810, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack
from $9.49
(3)
Fuel Cap: 10810, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack
“But it works perfect and at a ⅓ of the price. Sweet”