1981 Mercury Grand Marquis Fuel System Parts
Select Your Submodel
- Dorman®Conduct-Tite™ Fuel Pump Harness ConnectorMercury Grand Marquis 1981, Conduct-Tite™ Fuel Pump Harness Connector by Dorman®. This fuel pump harness connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality...Direct replacement - this fuel pump harness connector matches the appearance and function of the factory hardware on specified applicationsIdeal solution - this connector is a reliable replacement for an original part that is missing or has failed due to fatigue$13.50
- United Motor Products®Fuel Pump Relay ConnectorMercury Grand Marquis 1981, Fuel Pump Relay Connector by United Motor Products®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$8.61
- Luber-finer®In-Line Fuel FilterMercury Grand Marquis 1981, In-Line Fuel Filter by Luber-finer®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will...Can help maintain engine performanceEasy and trouble-free filter replacement$4.83
- Fel-Pro®Fuel Pump Mounting GasketMercury Grand Marquis 1981, Fuel Pump Mounting Gasket 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$1.47
- Victor Reinz®Fuel Pump Mounting GasketMercury Grand Marquis 1981, Fuel Pump Mounting Gasket by Victor Reinz®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$1.82
- Standard®Fuel Injection Throttle Body Mounting GasketMercury Grand Marquis 1981, Fuel Injection Throttle Body Mounting Gasket by Standard®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or...Each Throttle Body Injection Flange Gasket is a direct-fit OE replacement that ensures ease of installationHigh-quality materials withstand extreme conditions$4.62
- Lokar®Hi-Tech Polished Kickdown KitMercury Grand Marquis 4-Speed 1981, Hi-Tech Polished Kickdown Kit by Lokar®. Make your vehicle faster and more powerful with premium-quality performance fuel system parts stocked on our website. Manufactured using the highest grade...High quality at an affordable priceExpertly made from premium materials$142.95 - $166.95
- Fel-Pro®Carburetor Mounting Gasket SetMercury Grand Marquis Except Canada Built 1981, Carburetor Mounting Gasket Set by Fel-Pro®. Location: Carburetor to Spacer. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$12.25
- Hygrade®Carburetor Choke Pull-OffMercury Grand Marquis 1981, Carburetor Choke Pull-Off by Hygrade®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$11.81 - $25.81
- Hygrade®Carburetor Choke ThermostatMercury Grand Marquis 1981, Carburetor Choke Thermostat by Hygrade®. Make starting in cold weather easier with this product. Designed for your specific vehicle, this part controls the choke blade to allow easier cold weather starting....Direct replacementMeets or exceeds OEM quality standards$22.37 - $47.54
- Mahle®Carburetor Mounting GasketMercury Grand Marquis 1981, Carburetor Mounting Gasket by Mahle®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$2.89 - $18.42
- Fragola Performance Systems®Sport Crimp Hose EndSport Crimp Hose End by Fragola Performance Systems®. Designed with big speed fans in mind, this mind-blowing fuel system upgrade will help you maximize engine performance and fuel efficiency. It’s easy to install and will help you...Top-grade fuel system upgrade that will take your driving to the next levelDesigned to help you maximize your vehicle’s fuel system efficiency$16.50
- Davico®2 Step Induction Kit2 Step Induction Kit by Davico®. A specially designed kit for Davico Manufacturing including the “Sledgehammer” Fuel System Ultra Treatment and the “Sledgehammer” RID Rapid Induction Deposit cleaner. This LOW VOC Compliant...Helps to keep Catalytic Converters free of carbon and sootMaintains Catalytic Converters efficiency$31.58
- Techron®Concentrate Plus™ Complete Fuel System CleanerUniversal Concentrate Plus™ Complete Fuel System Cleaner by Techron®. Techron® Concentrate Plus is a Complete Fuel System Cleaner that works in one tankful. It is formulated for gasoline powered passenger cars and light trucks,...Maximize Fuel EconomyMinimize Harmful Exaust Emissions$7.07 - $16.68
- Race Gas®Premium Race Fuel ConcentrateUniversal Premium Race Fuel Concentrate by Race Gas®. When blended to the proper ratio, Race Gas™ can take your ordinary pump gasoline and transform it into high octane, high energy, track grade racing fuel. Race Gas™ will keep you...Patented unleaded formula will raise octane of pump gas up to 105Will help boost the performance of your vehicle$19.49 - $194.94
- Royal Purple®Max Atomizer™ Synthetic 6 oz Fuel Injector Cleaner BottleUniversal Max Atomizer™ Synthetic 6 oz Fuel Injector Cleaner Bottle by Royal Purple®. 1 Piece. 6 oz. Royal Purple's Max-Atomizer is a fully-synthetic, highly concentrated, high performance fuel injector cleaner. It is specially...Restores fuel economyStabilizes ethanol$5.19
- Lucas Oil®Complete Fuel System Renewal KitUniversal Complete Fuel System Renewal Kit by Lucas Oil®. The Lucas Complete Fuel System Renewal Kit is your all-in-one system maintenance solution! Just follow the 4 easy steps to eliminate gum, varnish, particulate matter and...A great tune-up in a bottleCleans and lubricates the fuel system$19.90
- Lucas Oil®Fuel TreatmentUniversal Fuel Treatment by Lucas Oil®. Quantity: 1 Piece. A powerful blend of oils and additives that contain no SOLVENTS. Designed to increase power and fuel mileage and also lower exhaust emissions through a more complete combustion.A great tune-up in a bottleCleans and lubricates the fuel system$5.49 - $30.99
- Lucas Oil® 10003Fuel TreatmentUniversal Fuel Treatment (10003) by Lucas Oil®. Volume: 1 qt (32 oz). Quantity: 1 Piece. A powerful blend of oils and additives that contain no SOLVENTS. Designed to increase power and fuel mileage and also lower exhaust emissions...A great tune-up in a bottleCleans and lubricates the fuel system$12.99
- Lucas Oil® 10013Fuel TreatmentUniversal Fuel Treatment (10013) by Lucas Oil®. Volume: 1 gal (128 oz). Quantity: 1 Piece. A powerful blend of oils and additives that contain no SOLVENTS. Designed to increase power and fuel mileage and also lower exhaust emissions...A great tune-up in a bottleCleans and lubricates the fuel system$30.99
- Lucas Oil® 10020Fuel TreatmentUniversal Fuel Treatment (10020) by Lucas Oil®. Volume: 5.25 oz. Quantity: 1 Piece. A powerful blend of oils and additives that contain no SOLVENTS. Designed to increase power and fuel mileage and also lower exhaust emissions through a...A great tune-up in a bottleCleans and lubricates the fuel system$5.49
- Motorcraft®Cetane BoosterCetane Booster by Motorcraft®. Motorcraft is the way to restore the performance of your vehicle. Designed specifically for your vehicle, Motorcraft products meet stringent Ford Motor Company standards and feature OEM quality without the...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$5.81
- Motorcraft®Cetane Booster and Performance ImproverCetane Booster and Performance Improver by Motorcraft®. Motorcraft is the way to restore the performance of your vehicle. Designed specifically for your vehicle, Motorcraft products meet stringent Ford Motor Company standards and...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$8.24 - $41.57
- Motorcraft®Diesel Anti-Gel and Performance ImproverDiesel Anti-Gel and Performance Improver by Motorcraft®. Motorcraft is the way to restore the performance of your vehicle. Designed specifically for your vehicle, Motorcraft products meet stringent Ford Motor Company standards and...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$5.48 - $34.48
- Techron®20 oz Diesel Fuel System CleanerUniversal 20 oz Diesel Fuel System Cleaner by Techron®. Volume: 20 oz. The one-tank cleanup solution for diesel-powered autos, pickups, sprinter vans or RVs. Clears clogged fuel injectors and removes carbon deposits throughout the fuel...Maximize fuel economy by restoring dirty fuel injectors to like-new conditionRemoval of the natural buildup of carbon deposits through the entire fuel system$11.99
- Lucas Oil®Anti-Gel Cold Weather Diesel TreatmentUniversal Anti-Gel Cold Weather Diesel Treatment by Lucas Oil®. Quantity: 1 Piece. Product is specifically designed to prevent cold filter plugging in diesel and bio-diesel fuels. Manufactured with the highest quality components to...Contains Real water dispersants to effectively remove moisture from the entire fuel systemLowers the cold filter plugging point of ULSD and Biofuels$8.15 - $14.03
- Lucas Oil®High Mileage Fuel TreatmentUniversal High Mileage Fuel Treatment by Lucas Oil®. Volume: 5.25 oz. Quantity: 1 Piece. Lucas High Mileage Fuel Treatment is created specifically to restore lost power and performance in high-mileage vehicles. It cleans and lubricates...Clean fuel injectors and keeps them cleanReduces intake valve deposits and combustion chamber deposits$6.20
- Lucas Oil®Octane BoosterUniversal Octane Booster by Lucas Oil®. Quantity: 1 Piece. Lucas Octane Booster - A Real Octane Booster! Tested and proven to deliver three times more boost than most other brands. Lucas Octane Booster is a GENUINE Performance Enhancer!...Safe for turbos, oxygen sensors and catalytic convertersSuitable for use in fuel injected and carbureted engines$2.54 - $8.51
- Lucas Oil®Safeguard™ Ethanol Fuel Conditioner with StabilizersUniversal Safeguard™ Ethanol Fuel Conditioner with Stabilizers by Lucas Oil®. Quantity: 1 Piece. Lucas Safeguard™ Ethanol Fuel Conditioner with Stabilizers was developed to specifically address issues associated with using ethanol...Cleans injectors, valve seats, combustion chambers and other critical fuel componentsStabilizes fuel and prevents varnish & gum formation in ethanol and gasoline$2.96 - $10.49
- Royal Purple®Max-Boost™ 16 oz Octane Booster & Fuel System Stabilizer BottleUniversal Max-Boost™ 16 oz Octane Booster & Fuel System Stabilizer Bottle by Royal Purple®. 1 Piece. 16 oz. Royal Purple's new Max-Boost is a high performance octane booster and fuel treatment for racing applications that increases...Reduces engine knocking and pingingRaises octane rating up to 30 points or 3 numbers$9.35
Shop By Service Type
Popular Products
- $44.95 - $54.95
- $65.66 - $156.92
1981 Mercury Grand Marquis Models
Popular Searches