1978 Mercury Monarch Valves & Valvetrain Parts
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COMP Cams®Hi-Tech™ Drag Race Valve SpringMercury Monarch 5.0L 1978, Hi-Tech™ Drag Race Valve Spring 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...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$42.95 - $450.95 - COMP Cams®Hi-Tech™ Oval Track Valve SpringMercury Monarch 5.0L 1978, Hi-Tech™ Oval Track Valve Spring 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...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$19.95 - $203.95
- COMP Cams®Magnum™ Push RodMercury Monarch 5.0L 1978, Magnum™ Push Rod 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$17.95 - $146.95
- COMP Cams®Performance Series™ Valve LifterMercury Monarch 5.0L 1978, Performance Series™ Valve Lifter 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...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$17.95 - $288.95
- COMP Cams®Pro Magnum™ Retro-Fit Valve LifterMercury Monarch 5.0L 1978, Pro Magnum™ Retro-Fit Valve Lifter 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...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$132.95 - $720.95
- COMP Cams®Push Rod Guide PlateMercury Monarch 5.0L 1978, Push Rod Guide Plate 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$7.95 - $76.95
- COMP Cams®Roller Lifter Link BarMercury Monarch 5.0L V8 1978, Roller Lifter Link Bar 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$13.95
- COMP Cams®Sportsman™ Solid Roller LiftersMercury Monarch 5.0L 1978, Sportsman™ Solid Roller Lifters 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...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$814.95 - $1,175.95
- COMP Cams®Ultra Pro Magnum™ Rocker ArmMercury Monarch 5.0L 1978, Ultra Pro Magnum™ Rocker Arm by COMP Cams®. Ultra Pro Magnum™ Roller Rocker Arms not only live up to the lofty standards of the original Pro Magnums™, but they also take stud mount rocker performance,...Investment cast 8650 chromemoly body and arched, web-like design deliver increased strength and rigidity while still reducing the moment of inertia. Unique black oxide exterior finish helps prevent corrosion and increases durability.Optimized retainer and valve spring clearances allow for use of most diameter springs, retainers and +.050" locks without clearance or fitment issues.$42.95 - $453.95
- COMP Cams®Ultra Pro Magnum™ XD Rocker ArmMercury Monarch 5.0L 1978, Ultra Pro Magnum™ XD Rocker Arm 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...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$52.95 - $603.95
- COMP Cams®Valve LifterMercury Monarch 5.0L V8 1978, Valve Lifter 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 engineering...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$15.95 - $215.95
- QualCast®Valve SpringMercury Monarch 1978, Valve Spring by QualCast®. 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...Made from high-strength materials for uncompromising durabilityDesigned to provide an excellent combination of price and quality$2.91 - $3.93
- QualCast®Valve Stem Oil SealMercury Monarch 1978, Valve Stem Oil Seal by QualCast®. 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 from high-strength materials for uncompromising durabilityDesigned to provide an excellent combination of price and quality$0.92 - $2.39
- PRW®PQX 2024 Extruded Billet™ Aluminum Rocker ArmMercury Monarch 5.0L 1978, PQX 2024 Extruded Billet™ Aluminum Rocker Arm by PRW®. Designed utilizing the latest technology, this product by PRW features premium quality and will perform better than advertised. Perfect for your vehicle...Made with precision and quality in mindDesigned to meet your specific needs$289.87
- PRW®Pro Series Rocker ArmMercury Monarch 5.0L 1978, Pro Series Rocker Arm by PRW®. 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$24.87 - $329.87
- PRW®Rocker Arm Stud GirdleMercury Monarch 5.0L 1978, Rocker Arm Stud Girdle by PRW®. PRW Billet Aluminum Stud Girdles are made from 6061-T6 aluminum, manufactured to exacting standards, and the solution to valvetrain instability. PRW stud girdles reduce rocker...CNC machinedReduces rocker stud flex$157.20
- PRW®Roller Tip Rocker ArmMercury Monarch 5.0L 1978, Roller Tip Rocker Arm by PRW®. PRW Pro Series Stainless Steel Rocker Arms incorporate an exceptional design that provides plenty of clearance for large diameter springs. These stud mount rocker arms are...Lightweight designPRW RockerLocs included$141.74 - $158.66
- Pioneer Automotive®Valve Spring Retainer Keeper KitMercury Monarch 1978, Valve Spring Retainer Keeper Kit by Pioneer Automotive®. Designed utilizing the latest technology, this product by Pioneer Automotive features premium quality and will perform better than advertised. Perfect for...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$6.32 - $22.29
- SBI®Intake ValveMercury Monarch 5.0L 1978, Intake Valve by SBI®. 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...Made with precision and quality in mindDesigned to meet your specific needs$5.01
- COMP Cams®Hi-Tech™ Oil Restricting Push RodMercury Monarch 5.0L V8 1978, Hi-Tech™ Oil Restricting Push Rod 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...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$17.95 - $253.95
- COMP Cams®High Energy™ Rocker Arm And Pushrod KitMercury Monarch 5.0L 1978, High Energy™ Rocker Arm And Pushrod 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...Developed to provide steady performance and reliabilityMade using up-to-date equipment and new technologies$236.95 - $239.95
- ARP®Rocker Arm Stud KitMercury Monarch 5.0L With Ford Small Block 1978, Rocker Arm Stud Kit by ARP®. The engineers at ARP spent quite a bit of time developing these highly effective, unique oil pan studs. They’re designed to make it as easy as possible to...Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$150.42
- Sealed Power®Speed Pro™ Push RodMercury Monarch 5.0L 1978, Speed Pro™ Push Rod by Sealed Power®. 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 deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$10.78
- Sealed Power®Stamped Steel Rocker Arm KitMercury Monarch 5.0L 1978, Stamped Steel Rocker Arm Kit 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...Direct replacementManufactured to strict engineering quality standards$13.66
- Enginetech®Rocker Arm NutMercury Monarch 5.0L 1978, Rocker Arm Nut by Enginetech®. The Engine Builder's Source, can locate the right part for nearly any rebuild application. Offering a full line of internal engine parts for domestic, import and high performance...Rigorously tested to withstand years of abuseDesigned with innovative manufacturing techniques$43.57 - $48.05
- Pioneer Automotive®Heat Treated Rocker Arm BallMercury Monarch 5.0L 1978, Heat Treated Rocker Arm Ball by Pioneer Automotive®. Designed utilizing the latest technology, this product by Pioneer Automotive features premium quality and will perform better than advertised. Perfect for...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$24.97
- Pioneer Automotive®Push Rod Guide PlateMercury Monarch 5.0L 1978, Push Rod Guide Plate by Pioneer Automotive®. Designed utilizing the latest technology, this product by Pioneer Automotive features premium quality and will perform better than advertised. Perfect for your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$34.87 - $38.62
- Pioneer Automotive®Rocker Arm & Shaft AssemblyMercury Monarch 4.1L 1978, Rocker Arm & Shaft Assembly by Pioneer Automotive®. Designed utilizing the latest technology, this product by Pioneer Automotive features premium quality and will perform better than advertised. Perfect for...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$699.29 - $774.98
- Pioneer Automotive®Valve Spring Insert KitMercury Monarch 5.0L 1978, Valve Spring Insert Kit by Pioneer Automotive®. Designed utilizing the latest technology, this product by Pioneer Automotive features premium quality and will perform better than advertised. Perfect for your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$13.81 - $13.99
- Pioneer Automotive®Valve Spring Retainer SetMercury Monarch 5.0L 1978, Valve Spring Retainer Set by Pioneer Automotive®. Designed utilizing the latest technology, this product by Pioneer Automotive features premium quality and will perform better than advertised. Perfect for your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$107.23 - $112.30
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