1978 Mercury Monarch Engine Parts
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- Engine Assemblies
- Motor Mounts
- Engine Blocks
- Valves & Valvetrain Parts
- Pistons, Rings & Connecting Rods
- Oil Filters
- Serpentine Belts & Auxiliary Drive Belts
- Valve Covers
- Timing Gears, Chains & Covers
- Oil Pans, Drain Plugs & Dipsticks
- Cylinder Heads
- Engine Pulleys
- Engine Sensors, Relays, Switches & Connectors
- Oil Pumps
- Oil Coolers
- Camshafts
- Crankshafts
- Engine Bearings
- Harmonic Balancers
- Engine Rebuild Kits
- Balance Shafts
- Engine Swap Kits
- Throttle Bodies
- Carburetors
- Motor Oils
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Anchor®Front Driver Side Engine MountMercury Monarch 1978, Front Driver Side Engine Mount by Anchor®. If you feel vibration accompanied by unusual noise when driving, this can be the sign of a bad engine mount. Replace it with a mount from the leading aftermarket supplier,...Direct OEM replacementSecurely supports the engine on the chassis$4.24 - $8.24 - Cloyes®Engine Timing SetMercury Monarch 1978, Engine Timing Set by Cloyes®. Keep your engine’s valvetrain in perfect time with Cloyes, the world leader in timing drive systems. No matter whether you need a timing gear or complete timing gear set, Cloyes has...Maintains critical valve timingPrevents performance problems and possible engine damage that can result from incorrect timing$19.13 - $157.09
- Sealed Power®PistonMercury Monarch 1978, Piston by Sealed Power®. Designed utilizing the latest technology, this product by Sealed Power features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...Helps improve cylinder sealing for less blow-byRetains standard ring gaps in top groove$12.70 - $27.31
- iD Select®Engine Timing SetMercury Monarch 5.0L 1978, Engine Timing Set by iD Select®. Swap out your worn-out or malfunctioning part with this top-notch product from iD Select. It’s built to OEM specifications to offer the same fit, form, and function as your...Direct OEM replacement for your malfunctioning partMade to deliver the ultimate in quality, reliability, and value$26.31Save: $2.64 (10%)$23.67
- Sealed Power®Cast PistonMercury Monarch 5.0L 1978, Cast Piston by Sealed Power®. Available on both hypereutectic and POWERFORGED pistons, DUROSHIELD is an exclusive moly-graphite skirt coating that extends engine life and essentially eliminates scuffing. This...Reduce friction for increased fuel economy and horsepowerEssentially eliminate scuffing and wear$22.66 - $64.81
- Enginetech®Timing SetMercury Monarch 1978, Timing Set by Enginetech®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$20.80 - $31.93
- Cloyes®Outer Crankshaft SprocketMercury Monarch 1978, Outer Crankshaft Sprocket by Cloyes®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to...Made with precision and quality in mindDesigned to meet your specific needs$2.53 - $9.72
- Fel-Pro®Engine Gasket SetMercury Monarch 5.0L Manufactured Before April 1978, Engine 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...Meets or exceeds all original equipment specificationsApplication specific design to ensure a perfect fit$73.08 - $113.65
- Enginetech®Engine Full Gasket SetMercury Monarch 1978, Engine Full Gasket Set by Enginetech®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Rigorously tested to withstand years of abuseDesigned with innovative manufacturing techniques$31.18 - $60.38
- Fel-Pro®Engine Conversion Gasket SetMercury Monarch 5.0L 1978, Engine Conversion 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$36.10
- Fel-Pro®Engine Full Gasket SetMercury Monarch 1978, Engine Full 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 gaskets...Direct OEM replacement for a proper fitEnsures reliable sealing performance$71.87 - $124.96
- COMP Cams®Adjustable Timing SetMercury Monarch 5.0L with Ford Small Block 1978, Adjustable Timing Set by COMP Cams®. Induction hardened and precision machined steel billet gears for bulletproof durability in GM LSX applications. Featuring 9 keyway crank sprocket for...Adjustable In Two-Degree IncrementsMaximum Of 8 Degrees Of Advance Or Retard$133.95
- COMP Cams®Magnum™ Timing SetMercury Monarch 5.0L with One Piece Fuel Pump Eccentric 1978, Magnum™ Timing Set by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge innovations by...Hardened Cast Iron4 Degree Incremental Adjusting$97.95
- Melling®402 High Performance™ Adjustable Engine Timing SetMercury Monarch 5.0L with Factory One Piece Fuel Pump Eccentric 1978, 402 High Performance™ Adjustable Engine Timing Set by Melling®. Melling timing chain kits provide an efficient and economical way to provide the timing components...Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$59.22
- Apex Auto®Engine Conversion Gasket SetMercury Monarch 5.0L 1978, Engine Conversion Gasket Set by Apex Auto®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability....Made with precision and quality in mindDesigned to meet your specific needs$24.92
- COMP Cams®Engine Finishing KitMercury Monarch 5.0L 1978, Engine Finishing Kit by COMP Cams®. This high-grade product was designed with craftsmanship and key attention to detail and manufactured using leading-edge innovations by experienced and knowledgeable...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$31.95
- Anchor®Front Passenger Side Engine MountMercury Monarch 1978, Front Passenger Side Engine Mount by Anchor®. If you feel vibration accompanied by unusual noise when driving, this can be the sign of a bad engine mount. Replace it with a mount from the leading aftermarket...Direct OEM replacementSecurely supports the engine on the chassis$4.77 - $8.24
- Dorman®Autograde™ Engine Oil Drain PlugMercury Monarch 1978, Autograde™ Engine Oil Drain Plug by Dorman®. Dorman's Oil Drain Plugs are coated for high corrosion resistance and a long service life. Designed to provide a perfect fit for a hassle free installation, this...Oil Drain Plugs are designed and constructed to strict engineering quality standardsThe finest quality at a great price$1.90 - $7.21
- Motorcraft®Mark I Engine Oil FilterMercury Monarch 1978, Mark I Engine Oil Filter by Motorcraft®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Tested and retested under extreme conditions, Motorcraft filters are also the only filters recommended for Ford, Lincoln and Mercury vehiclesHelps protect against engine wear by screening out abrasives, such as carbon, sand, dust and bits of metal$11.43
- Dorman®OE Solutions™ Front Outer Regular Grade Type Harmonic Balancer Assembly KitMercury Monarch 1978, OE Solutions™ Front Outer Regular Grade Type Harmonic Balancer Assembly Kit by Dorman®. Durable and sleek, Dorman Harmonic Balancers feature a stress-resistant rubber bond that withstands the damaging effects of...Direct replacement to ensure proper fitBenchmarked against OE performance to meet strict quality standards$116.56
- Sealed Power®Premium Piston Ring SetMercury Monarch 1978, Premium Piston Ring Set by Sealed Power®. Designed utilizing the latest technology, this product by Sealed Power features premium quality and will perform better than advertised. Perfect for your vehicle and...Direct replacementManufactured to strict engineering quality standards$12.88 - $163.30
- Fel-Pro®Valve Cover Gasket SetMercury Monarch 1978, Valve Cover Gasket Set by Fel-Pro®. If you are looking for quality sealing solutions, Fel-Pro offers you various replacement products from seals and bolts to O-Rings and dowel pins. Engineered using the latest...Direct OEM replacement for a proper fitEnsures reliable sealing performance$11.49 - $14.50
- Fel-Pro®Engine Oil Pan Gasket SetMercury Monarch 1978, Engine Oil Pan Gasket Set by Fel-Pro®. Designed utilizing the latest technology, this product by Fel-Pro features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it...Direct OEM replacement for a proper fitEnsures reliable sealing performance$13.93 - $46.72
- K&N®Performance Gold™ Wrench-Off Oil FilterMercury Monarch 1978, Performance Gold™ Wrench-Off Oil Filter by K&N®. Originally developed for demanding race applications, K&N's Premium Wrench-Off Oil Filter has become a favorite among consumers for its durability and easy...The drilled hole on the nut provides for safety wire attachmentOil filters also use a resin impregnated cellulose filter media$15.99
- Westar®Front Driver Side Engine MountMercury Monarch 1978, Front Driver Side Engine Mount by Westar®. Westar's OE replacement motor mounts effectively control engine movement for vibration-free driving. Since 1986, Westar has specialized in distributing top-of-the-line...Build with quality that matches or exceeds OEM SpecificationsPerfect fit$8.56 - $8.62
- Mahle®Valve Cover Gasket SetMercury Monarch 5.0L 1978, Valve Cover Gasket Set by Mahle®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$10.87 - $40.17
- Bosch®Premium™ Spin-On Engine Oil FilterMercury Monarch 1978, Premium™ Spin-On Engine Oil Filter by Bosch®. Premium engine performance requires a premium oil filter. Bosch Premium Oil Filters protect your engine by keeping harmful particles and dirt out, preventing...The Premium filtration media has the capacity to hold up to 14 grams of dirt* in the filter mediaA high glass content is woven into the blended media, providing greater efficiency and strength by trapping 99% of the particulates from getting into the engine$5.92
- Apex Auto®Valve Cover Gasket SetMercury Monarch 5.0L 1978, Valve Cover 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 vehicle and...Made with precision and quality in mindDesigned to meet your specific needs$8.63
- Continental® ContiTech™Serpentine BeltMercury Monarch 1978, Serpentine Belt by Continental® ContiTech™. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability....Made with precision and quality in mindDesigned to meet your specific needs$11.83 - $23.87
- Spectra Premium®Engine Oil PanMercury Monarch 5.0L 1978, Engine Oil Pan without Gaskets by Spectra Premium®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and...Made with precision and quality in mindDesigned to meet your specific needs$91.43 - $92.61
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1978 Mercury Monarch Engine Reviews
3 reviews
Works Great. Had to Drive It for a Couple of Hundred Miles but Once I Checked Had No Leak at All
BlueDevil® - Rear Main Seal, 8 ozPosted by Customer / March 14, 20212005 Ford F-350
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